Applications include roof and sidewall sheathing, subflooring, and cedar shingles. For use in Senco model No. SNS 45, SNS45XP, SNS50, and SNS40, Porter Cable model No. MS200, DuoFast model No. MS7664C, Hitachi model No. N5008AA. No. N13BAB: Gauge: 16 ga, Stainless Steel 3000 per box.