Flat head with wide bearing surface ensures a flush, finished appearance
Countersunk CSK head provides solid holding power and easy installation
Hex socket drive allows for secure and precise tightening
316 stainless steel construction offers enhanced corrosion resistance
Conforms to ASME B18.3 for reliable performance in fastening applications
Summarized by Shop
Our flat head socket cap screws in 316SS come in imperial sizes and have a flat head with a wide bearing surface and a countersunk (CSK) head making them ideal for a finished appearance and solid holding power. They are driven with a hex socket drive, also known as an allen drive. A hex key or allen wrench is used to drive them.
These fl
Material
316 stainless steel
Head Type
Flat with wide bearing surface
Drive Type
Hex socket (Allen wrench)
Finish
Passivated stainless steel
Standard
ASME B18.3
Color
Silver
Summarized by Shop
4.9
15 ratings
5
4
3
2
1
Stainless Steel hardware
Exactly what I needed. Great product and customer support.
Will order again.
K
Kelly · 7 days ago
316 Stainless Flat Head Socket Cap Screws
J
JORGE · August 3, 2026
Actual 316 Quality hardware
Second order and the bolts are perfect. Little pricey but they are quality.