Hex nut with opposed slots cut into the top of the nut through the centers of the flats

3/4-10 x 2 1/2 Hex Sleeve Anchor Zinc Plated (10)

1 1/4-12 x 7 Socket Cap Screw Alloy

10-12 x 1 1/2 Phillips Pancake Panel Clip Screws Zinc Plated - Carton (3000)

3/4-10 x 6 1/2 Flat Socket Cap Screw Alloy

5/8-11 x 1 Flat Socket Cap Screw 18-8 (A2) Stainless Steel 1/2-13 Hex Cap Screws 316 Stainless Steel Hex nut with opposed slots5 8 11 x 1 Flat Socket Cap Screw 18 8 (A2) Stainless Steel . 18 8 (A2) Stainless Steel Flat Socket Head Cap Screws from Brighton Best. Hardness of RC 38 43, meets or exceeds ASTM F879. Flat Head Socket Cap Screws are used for flush mounting of sections, usually where one part slides over another part or one part is mounted on another.