Use with Ramset, hilti, Remington and most powder actuated tools that use 22 cal single shots, 27 cal. 10 strips and 25 cal discs. For models of low velocity powder actuated tools with 300 or larger barrel diameter. Knurled shank pins for fastening to structural steel. Diameter of 0.145 in.

Metal building screws metal to wood lgth 3 inches color=white #9-15 metal to wood screws are sealing self-piercing tapping screws made from heat treated C1022 steel, case hardened for roofing and siding applications. A 1/4 inches across flats high hat hex washer head with assembled EPDM washer offers easy driving and conf orms to the metal surface for a secure and long-lasting seal. The twin lead type 17 point and hi-lo threads offer faster drive time and greater resistance to pullout. All screws are 1,000 hour salt spray test dacro coated. Colored screws are powder coated over the dacro base coating. All Acorn International screws are packed 250 pieces in a heavy duty tear-off resealable bag, UPC coded and retail ready. All bag and carton labels are trilingual. Cartons are heavy duty cardboard of uniform size and distinctive yellow color for better retail identity.

With 7/8 in washer to prevent overdrive and to increase holding value when fastening wood or thin metal to concrete or structural steel. Fits all Ramset, hilti, Remington and most powder actuated tools that use 22 cal single shots, 27 cal 10 shot strips and 25 cal discs. Shank diameter of 0.145 in.