1. Use for attaching shingles to roofs and vinyl siding 2. Smooth, thin shank for easy driving 3. Galvanized to resist rust and weathering 4. For use with your power nailer 5. 7200 nails per box 160;model number160;coil nails 160;type160;roofing coil nail 160;material160;steel160; 160;length160;19-45mm 160;head diameter160;5.0mm-8.4mm 160;shank diameter160;0.120" 160;angle160;15 degree 160;shank type160;somooth. Ring, screw160; 160;point type160;dp, cp, fp 160;finish160;160;bright, eg, hdg, dacr, mechgalv, heat treated 160;color160;golden, black, silver Common :300pcs/roll , but it depends on the nail size too