Countersunk Bolt

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Authorized Stainless Steel Counter Sunk Screws Manufacturer in India

Countersunk Bolt Overview

Ready Stock: M2 to M24
Custom Sizes: Up to 1-1/2"
Head Angle: 80 Deg and 110 Deg
International Standard: DIN 6914, ASME B18 2.2 and ASME B18 2.1
Raw Material Origin: SA, Europe, New Zealand, Algeria, United Kingdom, Morocco, India, South Africa, Australia etc
MTC: EN 10204/3.1B
Suitable Environment: Architectural Applications
Thread Pitch: Coarse Thread and Fine Thread
Finish: Phosphating, Oxidation, Hot Dip Galv,
Threads: UNJ, UNR, UNC, UNF, Rolled
Temperature Range: 300°C to 572°F
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Countersunk Anchor Bolts

Countersunk Anchor Bolts

Counter Sunk Screws

Counter Sunk Screws

Countersunk Allen Bolt

Countersunk Allen Bolt

Table of Content

Countersunk Bolt Specification

Countersunk Anchor Bolts Size

  • M2 to M24

Countersunk Bolt Grades

  • Grade 8.8
  • Grade 10.9, Grade 12.9

Counter Sunk Screws Imperial Size

  • 3/8 to 8"

Countersunk Flat Head Screw Thread Pitch

  • Fine
  • Coarse

DIN 7991 Countersunk Bolt Manufacturing Methods

  • CNC Machined
  • Cold Forging
  • Hot Forging

Countersunk Bolt Hole Standards

  • ASME
  • ISO
  • DIN
  • DIN-EN
  • UNI
  • BS

Stainless Steel Counter Sunk Screws Surface Finish

  • Oxidation
  • Phosphating
  • Black oxide

Countersunk Flat Head Screw Test Report

  • Raw Materials Certificate
  • Third Party Inspection
  • 100% Radiography Test Report
  • EN 10204/3.1B

Countersunk Wood Bolt Testing

  • 100% Tested Countersunk Bolt with MTC EN 10204 3.1/3.2

Supplier of Countersunk Anchor Bolts in Custom Sizes at Lowest Price in Mumbai

Counter Sunk Screws Size Chart

Find Countersunk Bolt Manufacturer in India who provides various Sizes

Fastener Size (Thread) Dia of Pilot Hole (Close Fit H12) Dia of Pilot Hole (Loose Fit H14) Dia of Countersink Countersink Angle (°) Dia of Pilot Hole (Normal Fit H13)
M24 25 28 41 90 26
M20 21 24 40.71 90 22
M16 17 18.5 33.99 90 17.5
M12 13 14.5 27.21 90 13.5
M10 10.5 12 22.73 90 11
M8 8.4 10 18.25 90 9
M6 6.4 7 13.71 90 6.6
M5 5.3 5.8 11.47 90 5.5
M4 4.3 4.8 9.18 90 4.5
M3.5 3.7 4.2 6.94 90 3.9
M3 3.2 3.6 6.94 90 3.4

Price List of Countersunk Bolt

For Accurate Countersunk Bolt Price Per Kg Across India, Please Reach Out to US

Countersunk Bolt Price List

Stockist of Countersunk Lag Screws With UNC, UNF, BSW Threads For Household and Construction Application

DIN 7991 Countersunk Bolt Applications

Explore Countersunk Bolt Manufacturer in India deivering Best Products to various Industries

  • Automobile
  • Machinery industry
  • Bridge decking
  • Marine Applications
  • Household

Refer to the Countersunk Flat Head Screw Shear Capacity and Torque Chart

Countersunk Allen Bolt Shear Capacity

Bolt Dia in (mm) Shear Capacity
Double Shear 2 Ps kN Single Shear Ps kN
24 113 56.5
30 180 89.8
20 78.4 39.2
27 147 73.4
16 50.2 25.1
22 97.0 48.5
12 27.0 13.5

Countersunk Flat Head Screw Torque Chart

Torques Tensile Load
Unplated Plated
lbf.In. N-m lbf.In. N-m kN
4,250 480.0 3,190 360.0 257.00
6,600 746.0 5,180 585.0 371.00
5,640 637.0 4,220 477.0 318.00
3,000 340.0 2,250 255.0 202.00
1,330 150.0 990 112.0 121.00
30 3.4 22 2.6 9.22
2,100 237.0 1,570 177.0 165.00
486 55.0 365 41.0 60.90

Types of Countersunk Bolt

Countersunk Flat Head Screw

Countersunk Flat Head Screw

Countersunk Lag Screws

Countersunk Lag Screws

Countersunk Head Bolts

Countersunk Head Bolts

Countersunk Lag Bolt

Countersunk Lag Bolt

Flat Head Countersunk Bolt

Flat Head Countersunk Bolt

Countersunk Threaded Bolt

Countersunk Threaded Bolt

CSK Screw Weight Chart

Size M6
Countersunk
Bolt 		M3
Countersunk
Bolt 		M6
Countersunk
Bolt 		M10
Countersunk
Bolt 		M8
Countersunk
Bolt 		M12
Countersunk
Bolt
Length
10 MM 2.70 0.56 2.70 – 5.47 –
30 MM 6.22 1.63 6.22 19.1 11.7 28.5
12 MM 3.05 0.65 3.05 10.1 6.10 –
40 MM 8.83 – 8.83 24.1 14.8 35.7
16 MM 3.76 0.83 3.76 12.1 7.35 –
50 MM 11.00 – 11.00 30.1 19.9 43.0
20 MM 4.46 1.00 4.46 14.1 8.60 21.2
70 MM – – – 41.2 – 62.9
60 MM – – – 35.7 24.8 54.0

Dimensions of Countersunk Bolt Hole

Fastener Size (Thread) Countersink Dia Dia of Pilot Hole (Normal Fit) Dia of Pilot Hole (Loose Fit) Dia of Pilot Hole (Close Fit) Countersink Angle
#10 7/16 21/95 5/21 15/73 82
#4 9/32 9/70 14/97 3/25 82
#8 3/8 10/51 13/61 9/50 82
#6 11/32 10/59 5/27 2/13 82
#3 1/4 8/69 9/70 5/47 82
#5 5/16 5/32 11/64 9/64 82
#1 3/16 4/45 8/77 3/37 82
#2 7/32 7/69 7/62 3/32 82
#0 5/32 6/79 3/32 1/15 82

CSK Bolts Standards

Find Countersunk Bolt Supplier in India who offers Bolts with DIN 7991 and ISO 10642

Sizes Standards
M16 to M36 ASME B18.2.3.7M
3/8 inch to 3 inch ASME B18.2.1
M12 to M36 ASME B18.2.3.6M
M12 to M36 UNI 5712
M12 to M36 DIN-EN 14399-4
M12 to M36 ISO 7412
M12 to M36 DIN 6914
½ inch to 2 inch BS 1769

Countersunk Socket Screw Lengths

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Sizes Length Length Types
Bolt Lengths ≤ 6” (2 * Diameter) + 1/4” Thread length
Bolt Lengths > 6” (2 * Diameter) + 1/2” Thread length

Ask Cif Price for Following Countries From Listed Countersunk Bolt Suppliers

USA Canada UK Spain South Africa
Germany Italy Ireland Denmark Brazil
Poland Nigeria Netherlands Mexico Singapore
Australia UAE Saudi Arabia Qatar Turkey

Stainless Steel