High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills

5/8-11 x 3 1/4 Socket Cap Screw 18-8 (A2) Stainless Steel

These stainless steel cap nuts are composed of a hex nut and top cap consisting of 18% chromium and 8% nickel for corrosion resistance

5/8-11 x 1 3/8 Socket Cap Screw Alloy

the expansion mechanism compresses and exerts force against the walls of the hole

3/4-10 x 14 Socket Cap Screw Alloy Combo Flat Sleeve Anchors Zinc Plated High red hardness of cobalt3 4 10 x 14 Socket Cap Screw Alloy . Alloy Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM A574. Manufactured from heat treated alloy steel, 1960 series.