providing much greater holding power than other self drilling anchors that are just a small screw in a larger screw

316 stainless steel is ideal where superior corrosion resistance is required

7/8-14 x 4 1/2 Socket Cap Screw Alloy

10 x 6 Phillips Bugle Coarse Drywall Screws Phosphate Coated - Carton (500)

1/4 x 1 1/4 Mushroom Spike 316 SS (100)

3/4-10 x 2 Socket Cap Screw Zinc 7/8-14 Hex Cap Screws 316 Stainless Steel providing much greater holding power3 4 10 x 2 Socket Cap Screw Zinc . 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.