2-3/16" x .090" - 13/64" Head Diameter 304 Stainless Steel 15 deg. Wire Coil Ring Shank Nail(1800 per box)Protect your investment in fine wood siding from hard-to-remove stains and streaksPremium-quality nails for cedar, redwood and cypress siding materialsSlender gauge and blunt diamond point minimize splitting Generous under-head fillet allows nails to be driven flush, or countersunk, without crushing surrounding woodChecker-patterned head blends with wood texture and serves to diffract sunlight Annular ring threads resist cupping of siding boards and nail-head popping.Compatible Pneumatic Tools:Bostitch N63CP, N64C, N65CP, N66CHitachi NV65AH, NV65ACMAX CN565, CN565S, CN70 (1 3/4" TO 2 3/4"), CN55 (1" TO 2 1/4")Paslode 3225/CN55Senco SCN55S