100 per pack. 300 head diameter drive pins. Designed for use in concrete and structural steel applications. ITW Ramset powder actuated fasteners are specifically fabricated to meet the exacting requirements of toughness and durability. For use in low-velocity tools. For use in tool model No. HD22, RS22, 721, Autof, Dastof, 60, SA2 70, D45/D45A, Cobra, M70, Hilti, and Remington tools. Packaged in reusable plastic storage box. Shank Length: 3/4", Head Diameter: 0.300", Pkg Qty: 100 No. 00759: Shank Length: 1", Head Diameter: 0.300", Pkg Qty: 25 No. 00771: Shank Length: 1-Shank Length: 1-Shank Length: 1. 1/4", Head Diameter: 0.300", Pkg Qty: 100 No. 0774: Shank Length: 1-1/2", Head Diameter: 0.300", Pkg Qty: 100 No. 00780: Shank Length: 2", Head Diameter: 0.300", Pkg Qty: 100 No. 00786: Shank Length: 2", Head Diameter: 0.30 0", Pkg Qty: 100 No. 00794: Shank Length: 3", Head Diameter: 0.300", Pkg Qty: 100 ---- 1. As this product is brand new, there may be some damage to the package, but please rest assured that this does not affect the product itself. 2. Product warranty and other products made in Japan are not applicable. 3. Packaging and instructions are in English.