For use in Composition Roofing, Shake Roofing, General and Fiber Cement Siding * Will fit most coil siding nail guns,Hot-Dipped galvanized, Ring shank * 15 degree wire collated siding nails,Meets ASTM A153 standards * .093" wire size, .234" head diameter, waffle texture,300 nails per Coil/ 12 Coils Per Box * Fits Senco SCN55S, Makita AN611, Paslode 565S tools, Size : 1-1/2 in. x .093 in.