800 pcs M4-0.7 X 55mm ISO 7380-1 Metric Button Head Hex Socket Cap Screws A2 Stainless Steel
- Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping..
- An internal hex socket drive is also known as an Allen drive..
- Button head cap screws have a wider bearing surface and maintain a low head profile..
- A2 stainless steel is functionally equivalent to 304 grade, also known as 18-8 stainless steel..
- Stainless steel significantly improves resistance to tarnishing or corrosion..