Product Specification
Button Head Cap Screw (MM)
ISO 7380 · Metric: M4-M12 (M16&M20 ON ORDER) mm · Class 10.9
Product Image
Overview
Our Button Head Cap Screws are precision-manufactured fastening components designed for OEM, engineering, and industrial applications where reliable strength and a clean, low-profile finish are required. The rounded button head provides an aesthetically refined profile while the internal hexagonal socket enables secure and efficient torque application during assembly. Manufactured under stringent quality controls, our screws deliver consistent dimensions, accurate threading, and dependable performance across demanding production environments.
Size
Thread Tolerance
Threads will conform to Class 4g6g of IS:4218 – Coarse Series
Technical Details
|
Dimension |
Description |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
|
Pitch |
Thread Pitch |
0.70 |
0.80 |
1.00 |
1.25 |
1.50 |
1.75 |
|
A Max. |
Head Diameter |
7.60 |
9.50 |
10.50 |
14.00 |
17.5 |
21.0 |
|
H Max. |
Head Height |
2.20 |
2.75 |
3.30 |
4.40 |
5.50 |
6.60 |
|
F Min. |
Fillet |
1.35 |
1.92 |
2.08 |
2.75 |
3.35 |
4.16 |
|
S Ref. |
Socket Depth |
4.2 |
5.3 |
5.5 |
7.4 |
9.3 |
11.0 |
|
R Max. |
Radius |
0.35 |
0.45 |
0.45 |
0.50 |
0.60 |
0.70 |
|
W Nom. |
Socket Size |
2.5 |
3.0 |
4.0 |
5.0 |
6.0 |
8.0 |
|
L Max. |
Max. Length |
40 |
40 |
50 |
50 |
50 |
50 |
Standards
ISO 7380
Property Class
10.9
Material
JSW, Usha Martin, Tata Steels, Bhushan Steels
Finish Options
Auto Black
Zinc Plated
Golden plated & as per customer requirement
Series Available
Metric: M4-M12 (M16&M20 ON ORDER)
Proforma invoice within 48 hrs · SGS / BV
inspection on request