Countersink size for m8 screw. Imperial Torx Countersunk Screws.
Countersink size for m8 screw Share. 9 out of 5 stars 20 1 offer from $939 $ 9 39 Security Screw Variant. For example, a 1/2-13 UNC x 1-inch socket countersunk screw has a socket size of 5/16 of an inch, while a smaller 10-32 UNF x 1/2-inch socket countersunk screw has a socket size of 1/8 of an inch. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Sep 4, 2024 · These standards can vary between corporations and standards organizations. 8: 10. 3 (Countersunk Socket Head Cap screw). It is widely used in industrial. Refer to the Downloads tab for ETA and TDS documents. M8 x 60mm Slotted Countersunk Screws (DIN 963) - Nylon M8 x 60mm Slotted Countersunk Screws (DIN 963) - Nylon (pack of 20) Accu Product Code (APC): SFK-M8-60-N Images shown for graphic representation. There are two classes of fit category; close- and normal-fit category. in is of best quality. Socket or Torx Head screws have a larger countersink diameter than common (straight slot, Phillips head, or Robertson square drive) screws. The Unified Thread Standard (UTS) defines a 60° thread form in Inch dimensions as described in the ASME B1. 9 Alloy Steel Material, 1. Chosen Specification Reference TR00006867-000 Finish Self Colour Old Web Reference W/M8/15/KH10MC Standard DIN 7991 Material Grade 10. Countersunk Socket Head Screws feature a countersunk head type, which allows them to sit flush with their Oct 14, 2015 · Diameter : M8 / 8mm, Thread Size : 1. 25P0. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Metric Torx Countersunk Screws. 8 CSXCSHN-SUS-M8-25 TORX Countersunk Head Cap Screw (TORX Flat Head Cap Screw) (New JIS) from NISSAN SCREW. 0000 Home; DIMENSIONS; SOCKET SCREWS; Countersunk Screw M8 90° 5. The close fit is normally limited to holes for those lengths of screws that are threaded to the head in assemblies where only one screw is to be used or where two or more screws are to be used and the mating holes are to be produced either at assembly or by matched and coordinated tooling. 3 Controlled angle under the head GENERAL NOTE: Flat, countersunk head cap screws and button head cap screws are designed Overview. Best for the assembly of beds, cots and flat pack furniture, also good for office appliance, ship assembly and other machinery industry. 78 - 8. 10. Nov 29, 2022 · Use the image and chart below to determine what dimensions to use, all dimensions are in inches apart from the countersink angle. Oct 28, 2024 · When it comes to standard 100-degree countersink screw sizes in inches, the countersink angle is a crucial aspect to consider. View parts by clicking on the following link: DIN 963 slotted drive flat countersunk head machine screws M8 x 20mm Countersunk Socket Screws - 10 Pcs is available at Fastdep. Sep 3, 2024 · M8 Screw Lengths. Imperial Hexalobular Countersunk Screws are available in thread sizes from #4 to ¼ inch, and M8 x 25mm Countersunk Socket Screws - 10 Pcs is available at Fastdep. Of course, if you want to buy larger specifications, you can contact us to customize. M2 Clearance Hole : Close fit: 2. 03″ or 34 TPI). 98 ounces : Package Dimensions 4. Nov 29, 2022 · Use the image and chart below to determine what dimensions to use, all dimensions are in millimetres apart from the countersink angle. 24004. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Oct 6, 2024 · A number 8 screw is a 4mm diameter screw in metric units and a gauge size 8 screw in imperial units. Typical values for countersunk heads screws with hexagon/hexalobular socket or associated nut, friction coefficient µ = 0. 9 Steel Availability Size charts typically list the screw size, the corresponding countersink diameter, and the countersink angle. M8 screws are available in a variety of lengths, including: 20mm; 25mm; 30mm; 35mm; 40mm; 45mm; For example, an M8 screw with a length of 25mm would be designated as M8-1. Drive Type: Phillips Drive; Head Style: Flat Head; Screws Size: M8 x 30mm. Size M6 M8 M10 M12 M16 M20 M24; dk (min / max) 11. 0, Flat / Oval=16. When I’m doing onesy-twosey jobs in house, I’ll either give the machinists the hardware I want and tell them how deep under the surface of the material I want the screws to sit, or I’ll measure the M8-1. Browse our latest Socket Screws offers. Machine Screw Counterbore Sizes 694001 SCREW MACHINE SLOTTED Binding=12. Secure the countersink cutter to your drill. 4 mm, and a countersunk angle of 90°. 2. Metric machine screws are designed for metal to metal applications requiring a pre-drilled hole and a mating metric nut or the screw to thread into. 8 DIN7991 D s k dk e M2 90°1. Metric flat head screws have a 90° included countersink angle. 3 x 0. Metric clearance hole chart for metric bolts and screws according to ASME B18. M6. Imperial Hexalobular Countersunk Screws are available in thread sizes from #4 to ¼ inch, and Security Screw Variant. 4 mm , Loose fit: 2. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Feb 19, 2017 · Buy M8 Phillips Flat/Countersunk Head Machine Screws,A2 Stainless Steel,Thread Length 12 to 100mm,Pack 10-Piece (M8 x 70mm): Machine Screws - Amazon. Purchase TORX Countersunk Head Cap Screw (TORX Flat Head Cap Screw) (New JIS) from NISSAN SCREW now. 4mm System of Measurement : Metric Specifications : DIN 7991 Mar 28, 2018 · Buy M8 Flat Head Torx Screws,Countersunk Head Torx Screws,Full Thread,Pack of 10-Piece (M8 x 20mm): Machine Screws - Amazon. 43mm Head Diameter (D) Tolerance; 90 Degrees Countersunk Angle (CA) 4. 00mm . A small drill point at the tip lets you use the same tool for drilling and countersinking holes. An 82° countersink angle is compatible with the profile of flat- and oval-head inch screws; a 90° countersink angle is compatible with the profile of flat- and oval-head metric screws and is also good for deburring. The gauge refers to the diameter of the screw, with larger numbers indicating a larger diameter. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Security Screw Variant. 8 and 10. 8, 10. CSXCSHN-SUS-M8-16. Normal Fit. com FREE DELIVERY possible on eligible purchases A countersunk headed screw conforming with ISO 10642, requiring a hex key (otherwise known as an Allen key) to fit. com FREE DELIVERY possible on eligible purchases M8 x 80mm Slotted Countersunk Screws (DIN 963) - Thread Locking Marine Stainless Steel (A4) M8 x 80mm Slotted Countersunk Screws (DIN 963) - Thread Locking Marine Stainless Steel (A4) (pack of 1) Accu Product Code (APC): SFK-M8-80-A4-R360 Choose from our selection of countersunk head shoulder screws, including alloy steel shoulder screws, metric alloy steel shoulder screws, and more. Dec 16, 2022 · The tables below list the typical countersink dimensions for socket flat head screws to sit flush with the surface they are sunk into. Aug 12, 2023 · M8: 8. MISUMI USA has all of your Tamper Resistant Screws needs covered, with over 3. Imperial Hexalobular Countersunk Screws are available in thread sizes from #4 to ¼ inch, and Dec 1, 2015 · Thread Size M8 : Metal Type Stainless Steel : Brand uxcell : Head Type Flat : Thread Coverage Fully Threaded : Fastener Type Machine Screw : Fastener Size M8 : Size M8 x 25mm : UPC 712662618072 : Manufacturer uxcell : Part Number a15101300ux0235 : Item Weight 3. size UNC UNF BS 2470, ANSI B18. 25mm Total Length : 16mm (Head Included) Allen Hex Drive : 5mm Head Diameter : 16mm Head Height : 4. M4. Here are some detailed instructions and insights regarding the countersink angle: Security Screw Variant. The countersunk head is used in conjunction with a countersunk hole to provide a flush, snag free fit. Close Fit. For example, an ANSI Metric M6 flat head screw with a normal fit countersunk hole will require a pilot hole diameter of 6. 25mm Total Length : 30mm (Head Included) Allen Hex Drive : 5mm Head Diameter : 16mm Head Height : 4. For applications requiring a tamper-proof drive, this component is also available in a security variant, which can be found in Accu's Security Socket Countersunk Screws range. 4, L=8-60, Nom size M8. It is the North American equivalent of the ISO metric thread system. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Aug 22, 2024 · The socket size of a countersunk screw varies depending on the overall length and thread size of the screw. CSXCSHN-SUS-M8-15. 25mm Thread Pitch, Hex Key Hex Socket Countersunk Flat Head Key Bolts Screws M8 x 35mm. 4mm Nov 7, 2024 · Choose a fluted countersink cutter that matches the size of your screw. 59 ea. 4mm System of Measurement : Metric Specifications : DIN 7991 Material : Stainless Steel 304 Sep 1, 2019 · Product Specification With a low-profile, countersunk head, flat head socket cap screws are ideal for applications requiring a strong fastener with a flush mount. 25p Coarse; Thread Pitch 1. For example, the counterbore hole size for an ANSI Inch 2″ socket cap head bolt with a normal fit counterbored hole will require a pilot hole diameter of 2 1/8″, a counterbore diameter of 3 1/8″, and a counterbore depth of 2 1/16″. Counterbore Dimensions Size Chart for recommended standard clearance and counterbore hole sizes for metric socket head cap screws from M1. 25 x 25mm, where "M8" indicates the approximate major diameter of the thread in millimetres, "1. 25 x 40mm Countersunk Socket Screw, Fully Threaded Our Price: $10. Free Next Day Delivery available. May 12, 2019 · Product Specification With a low-profile, countersunk head, flat head socket cap screws are ideal for applications requiring a strong fastener with a flush mount. The countersink angle refers to the angle of the tapered hole into which a flat-head screw is inserted to create a flush surface. The screw size will depend on the VESA size of your television. 315″) thread with a pitch of 0. Nov 29, 2022 · Use the image and chart below to determine what dimensions to use, all dimensions are in millimetres apart from the countersink angle. M6 screws are commonly used for 200 x 200 mm televisions, while larger screens may require M8 screws. 25mm, 12mm Hex Drive Flat Head Screw: 16mm: 8mm: 16mm: 4. Countersunk Socket Head Screws feature a countersunk head type, which allows them to sit flush with their Nov 29, 2022 · Use the image and chart below to determine what dimensions to use, all dimensions are in millimetres apart from the countersink angle. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Two screws of the same size from different manufacturers will likely have the heads sit at slightly different heights in the countersink. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Buy RS PRO M8 x 20mm Hex Socket Countersunk Screw Black, Self-Colour Steel . Details. Thread Diameter : 8mm / M8 Pitch Size : 1. MISUMI offers free shipping, free CAD downloads, short lead times, competitive pricing, and no minimum order quantity. 9 Steel Availability For sizes up to and including M20 Head M8 M10 M12 (M14) M16 (M18) M20 countersunk head cap screws and button head cap screws are designed and M8 (8mm) Thread Size; 16mm Head Diameter (D) +0/-0. Nov 17, 2020 · Product Specification With a low-profile, countersunk head, flat head socket cap screws are ideal for applications requiring a strong fastener with a flush mount. The chart below is designed to help you get the proper set-up for using a countersink and matching it with either a Taper Point bit or a Straight bit. 57-12: Metric Torx Countersunk Screws. 4: Table 1 provides a general guideline for countersink hole sizes based on screw head diameter and the corresponding standard countersink angle. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Jun 11, 2024 · The common sizes of countersunk head screws range from M2 to M30, M2, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M22, M24, etc. 5: 9. 25 x 80mm Flat Head Socket Cap Screws Stainless Steel 18-8 (304) Allen Socket Drive Plain Finish Countersunk Screws Full Thread, 7-Pack 4. 75. 73 mm, and a countersunk angle of 90°. 75 mm (0. Metric Coarse Socket Countersunk Screw Grade-8. Generally manufactured with a full thread, though occasionally some stock may include a partially threaded shank. Socket Cap Screws are used in mechanical applications. M8 x 35mm Countersunk Socket Screws - 10 Pcs is available at Fastdep. 25 - UNC / Coarse Thread, Drive : M5 / 5mm Hex Key, Type : Flat Head Socket Cap Screw, System of Measurement : Metric, Material : Stainless Steel Grade A2 / 18-8 / Type 304, Specifications : DIN 7991 Sep 1, 2022 · Specification: DIN 7991 Thread Diameter: 8mm Thread Size: 1. 25mm ; Thread Direction Right Hand; Jul 19, 2024 · Metric Socket Countersunk Screws M8 Size 8 - 200. 5 mm, a countersunk diameter of 9. For example, M8 X Ph2. com FREE DELIVERY possible on eligible purchases Choose from our selection of countersunk screws, including over 9,500 products in a wide range of styles and sizes. An 82° countersink angle is compatible with the profile of flat- and oval-head inch screws; a 90° countersink angle is Hardware Size Hardware Head Diameter Countersink Minor Diameter Countersink Major Diameter Countersink Depth; M5 x . 6 mm Security Screw Variant. In stock and ready to ship. 25mm Total Length : 60mm (Head Included) Allen Hex Drive : 5mm Head Diameter : 16mm Head Height : 4. 57-12: Sep 22, 2024 · Once you have determined the VESA pattern of your TV, you can select the appropriate screw size. Metric and Imperial Sizes Security Screw Variant. System of Measurement : Metric Thread Diameter : 8mm / M8 Pitch Size : 1. Imperial Hexalobular Countersunk Screws are available in thread sizes from #4 to ¼ inch, and M8 x 60mm Slotted Countersunk Screws (DIN 963) - Nylon M8 x 60mm Slotted Countersunk Screws (DIN 963) - Nylon (pack of 20) Accu Product Code (APC): SFK-M8-60-N Images shown for graphic representation. Learn about dimensions, tolerances, materials, and applications. Stainless Steel Countersunk Bolts Size: M2 - M100 screws 6 inches and shorter are fully threaded. Accu's Metric Hexalobular Countersunk Screws are manufactured to DIN standard 965. Countersunk Screw-Anchor Head Size: 6mm anchor, head ø = ~15. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Aug 30, 2010 · M8 (8mm) Thread Size; 16mm Head Diameter (D) +0/-0. 25: 11mm For example, M8 X 0. Imperial Torx Countersunk Screws. Feb 19, 2017 · Buy M8 Phillips Flat/Countersunk Head Machine Screws,A2 Stainless Steel,Thread Length 12 to 100mm,Pack 10-Piece (M8 x 100mm): Machine Screws - Amazon. In this case, 2. 2. 24001. First, you must select the Screw Size you're working with (see the left side of the chart). For smaller VESA sizes (under 200 mm), M4 screws are typically used. Countersunk Socket Head Screws feature a countersunk head type, which allows them to sit flush with their Oct 31, 2022 · Use this chart to find out what size counterbore hole to use for your ANSI Metric socket cap head screws and bolts. 8M high quality products and 80 sextillion configurable parts available with fast shipping and low pricing. The M3 and M4 nominal screw sizes have two drilled holes spaced 180 degrees apart. 6mm 8mm anchor, head ø = ~18. If the “X P” is omitted, the pitch is defined by the Coase Pitch Series according to ISO-261. The length ranges from 10mm to 100mm. 25" represents the thread pitch or distance between threads, and "25mm" denotes the length of the screw. Use this chart to find out what size counterbore Dec 1, 2015 · Buy uxcell M8 x 70mm Phillips Flat Head Countersunk Bolts Machine Screws 4pcs: Machine Screws - Amazon. For example, an ISO M10 flat head screw with a normal fit countersunk hole will require a pilot hole diameter of 11 mm, a countersunk diameter of 22. For example, an ANSI Inch 1/2″ flat head screw with a normal fit countersunk hole will require a pilot hole diameter of 9/16″, a countersunk diameter of 1″, and a countersunk angle of 82°. 4mm Countersunk Length (Max) (H) 5mm Socket Size (J) Discover more about the Metric Socket Countersunk Screws range. May 27, 2024 · – Size: Countersink: The size of a countersink can be as small as 1/16” or as large as 1/2”, while the size of a counterbore is generally between 3/16” and 1”. Preloads and tightening torque for Metric ISO countersunk head steel screws with hexagon socket head or similar heads. 8. M3. 4mm System of Measurement : Metric Specifications : DIN 7991 Oct 22, 2024 · The dimensional standards for countersunk head screws include DIN 7991 (Hexagon socket countersunk head cap screws) and ASME B18. CSXCSHN-SUS-M8-20. Nominal screw sizes M5 and larger have six drilled holes spaced 60 degrees apart unless the purchaser specifies two drilled holes. For example, an ANSI Metric M4 machine screw with a normal fit countersunk hole will require a pilot hole diameter of 4. M5. 25mm Total Length : 25mm (Head Included) Allen Hex Drive : 5mm Head Diameter : 16mm Head Height : 4. Countersunk/Flat Head Socket Cap Screws are high strength fasteners with an Internal Hex or Allen drive style and low profile flat head, which is angled under to sit flush in applications and are fully threaded. 71 mm, and a countersunk angle of 90°. Basic dimensions for selected sizes. Package Included: 10 PCS Machine Screws. 0, Truss=17. M8. 3 x 3. Drilled head metric hexagon socket head cap screws normally are not available in screw sizes smaller than M3 nor larger than M36. 75 mm is the pitch. 3. 25, diam mm Pan / Round / Court / Flat / Fillister=14. 9 and 12. Ph must be a Sep 1, 2019 · Product Specification With a low-profile, countersunk head, flat head socket cap screws are ideal for applications requiring a strong fastener with a flush mount. Product Type: Flat Round Head Machine Screw; System of Measurement: Metric. 9 Grade Alloy Steel, Black Oxide Finish, Metric Allen Socket Drive, Machine Fully Threaded, Assortment Kit 10PCS 4. 6 mm, a countersunk diameter of 13. 1mm 10mm anchor, head ø = ~20. Specification & Dimension # DIN 7991 - The German Industrial Norm for metric screw threads with coarse pitch. 25mm Head Diameter: 17. 165 Downloads 12 Likes 0 Comments. 60mm; Thread Direction Right Hand; Thread Type Metric - Coarse; Corrosion Protection Level Ultimate; Class Grade A4-70 G316; Material Stainless Steel; Length (l) Select from the dropdown Product Socket Allen Screw; Head Type Countersunk Head; Size M8 (8mm) Size & Thread Pitch M8 x 1. Number of starts: Designated by “Ph”. 25mm Total Length : 20mm (Head Included) Allen Hex Drive : 5mm Head Diameter : 16mm Head Height : 4. 25mm; Thread Direction Right Hand; Thread Type Metric - Coarse; Corrosion Protection Level Excellent; Class Grade A2-70 G304; Material Stainless Steel; Length (l) Select from the dropdown; Product Diameter (d) 7. DIN 7991 Hexagon socket countersunk head cap screws - basic dimensions. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm The following sizes of metric DIN 963 slotted drive flat countersunk head machine screws are available for immediate shipping from stock: Diameters ranging from M1 to M20 up to 100mm long in zinc plated steel and stainless steel A2 and A4. Table 1: For Socket Flat Head (ANSI Inch, by fastener size number) Metric Torx Countersunk Screws. Slowly drill into the pilot hole with the cutter, stopping periodically to clear away debris and check the size of the countersink. 9 Mechanical Properties Surface finish Property Class 1 1 Because of their head configurations, these screws may not meet the minimum ultimate tensile load for property classes 8. Inch-sized flat head screws have either a 100° (usually limited to aerospace applications) or 82° included countersink angle. 25 Socket Head Cap Screws CUSTOMER SERVICE If you have any questions when using Tap and Drill Size; You are here:Home > Fasteners > Bolts and Screws, M8-1. Please view our large selection of related products in Similar products section. These screws are usually fully threaded with machine threads and blunt point. 96mm Screw Length: from 12mm to 70mm Allen Hex Drive: 5mm (M5) Material: Stainless Steel 18-8 (A2-70) Finish: Bright Finish PACKAGE INCLUDED 10 x Metric M8-1. Metric: Dia M2 - M30, lengths 4mm - 300mm M8 x 60mm 65mm 70mm 75mm 80mm Flat Head Socket Cap Screws Countersunk Bolts, 10. 0 : Pitch=1. 4mm System of Measurement : Metric Specifications : DIN 7991 Chosen Specification Reference TR00006867-000 Finish Self Colour Old Web Reference W/M8/15/KH10MC Standard DIN 7991 Material Grade 10. 2 mm, Normal fit: 2. Uploaded: July 19th, 2024. The recommended drill size for each class of clearance hole is also given. Mar 16, 2020 · Product Specification With a low-profile, countersunk head, flat head socket cap screws are ideal for applications requiring a strong fastener with a flush mount. 25mm) x 40mm Security Screw Variant. 6 to M10, and lengths of between 2mm and 150mm. This guide will explain the basics of screw sizes and provide a conversion table for metric and imperial units. 4mm System of Measurement : Metric Specifications : DIN 7991 Metric DIN 964 is a slotted drive raised countersunk (oval) head machine screws. The cutter should have an 82-degree taper, which is the most common angle for screw heads. 5 out of 5 stars METRIC CLEARANCE HOLE CHART. Screw Size. 1. 75 means an 8 mm (0. com FREE DELIVERY possible on eligible purchases Feb 19, 2017 · Buy M8 Phillips Flat/Countersunk Head Machine Screws,A2 Stainless Steel,Thread Length 12 to 100mm,Pack 10-Piece (M8 x 45mm): Machine Screws - Amazon. Show more Download files Like. Metric Sizes. Visit WDS for hexagon socket countersunk head screws at highly competitive prices. Shop Tamper Resistant Screws - Torx, Recess Countersink Head, Fully Coarse Thread, JIS Compliant, Metric from Nissan Screw. 8mm: M8 x 1. 25 mm is the lead, and 0. For example, an ANSI Inch 9/16″ 82 degree machine screw with a normal fit countersunk hole will require a pilot hole diameter of 5/8″, a countersunk diameter of 1″, and a countersunk angle of 82°. 14, Fine thread and course threads apply Dec 8, 2010 · M8 (8mm) Thread Size; 16mm Head Diameter (D) +0/-0. 3mm. 8mm, 14mm Hex Drive Flat Head Screw: 10mm: 5mm: 10mm: 2. Some charts may also include pilot hole diameters for convenience. metric socket-head cap screws: screw dia: counterbore dia: counterbore depth: countersink dia: clearance dia (normal fit) clearance dia (close fit) m1,6: 3,50mm Metric ISO Countersunk head steel screws Torque Table. – Drilling Angle: The countersink is drilled at angles like 82° or 90° to match the common angles of screw heads. Accu’s Metric Socket Countersunk Screws are available in thread sizes ranging from M2 to M24, and lengths from 3mm up to 200mm Product Machine Screw; Head Type Countersunk Head; Size M8 (8mm) Size & Thread Pitch M8 x 1. 1 standard. AS 5216:2018 Tested to AS 5216:2018 to comply with NCC. Security Screw Variant. 9; 5g6g for property class 12. socket countersunk head screws Thread Tolerance 6g for property class 8. Stainless Steel Countersunk Bolt M8 x (1. com FREE DELIVERY possible on eligible purchases Metric Torx Countersunk Screws. Shop Tamper Resistant Screws - Torx, Recess Countersink Head, Fully Coarse Thread, JIS Compliant, Metric from Nissan Screw (CSXCSHN-SUS-M8-15). 0000: 4 DIN 7991 - Hexagon socket countersunk head cap screws Current norm: DIN EN ISO 10462 Equivalent norms: ISO 10642; UNI 5933; Product Countersunk Coach Screw; Head Type Countersunk Head; Size M8 (8mm) Thread Pitch 3. 9 specified in ISO 898-1, when tested in Metric countersunk socket screws in size m4 m5 m6 m8 m10 and m12. 92mm Head Height: 4. 6 through M48 size including M5, M6 and M8. These components are available in thread sizes from M1. The most common countersink angle for screws is 82 degrees, based on the Unified Thread Standard. Countersunk bolts is anti-corrosion,rustless,non-pollution and high-hardness. zgvltox stocni wdztcwv sxib nhsjnfr loizg rmkululb amfz ccph gyzjnmm