Tensile strength (not pull out) will meet a minimum of 60

10 x 5 Phillips Bugle Coarse Drywall Screws Phosphate Coated - Carton (500)

7/8-9 x 6 Socket Cap Screw 18-8 (A2) Stainless Steel

1 1/4-7 x 3 Socket Cap Screw Alloy

1/4 x 3 1/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated (1,000) M20-2.50 Socket Cap Screws DIN 912 18-8 Stainless Steel (A2) Tensile strength (not pull out)1 4 x 3 1 4 Phillips Flat Hi Low Thread Concrete Screws Blue Ceramic Coated . Meets ASTM A510 for carbon steel manufacturing Meets ASTM B117 for salt spray corrosion 500 hours Notched threads for cutting into concrete, brick and cement block Hi Low thread pattern creates higher pullout tolerances Diamond point design cuts and clears debris during installation for better thread engagement Ceramic coating provides protection from corrosion ACQ compatible