The Stinger 1 in. Nail Pac, 136260, contains 10 rolls of 200 collated plastic caps and 10 coils of 200 nails. NailPac contains 1 in. collated caps and 1 in. nails. Cap nails are a recommended best practice for securing roofing underlayments of felt and house wrap where nails are required. Each plastic cap offers superior holding power to the traditional staple, while also diverting water away from the fastener opening. This means more secure underlayment and extra protection against water damage. The 1 in. NailPac is for use with the Stinger CN100 Cap Nailer only. Moisture Defense - collated plastic caps divert water from fastener opening Superior Holding Power - plastic cap offers outperform traditional staples Consistent Drive - clean fastener finish and minimal waste Each 1 in stinger NailPac, 136260, over approximately 25 square ft Collated plastic cap diverts water away from fastener opening, protecting against moisture damage Plastic cap offers superior holding power over traditional nail and reduce loose or tearing underwrap Helps reduce blow-offs during installation Reduces lateral slippage For exclusive use with the STINGER CN100B Cap Nailer Finish: Electro-galvanized Manufacturer Color/Finish: Green Head Size (Inches): 0.1875 Length Measurement: 1-in Package Weight (lbs.): 5.75 Cap Material: Plastic Cap Shape: Round Gauge: 12 Head Type: Flat Material: Steel Number of Pieces: 2000 Shank Type: Ring Sold As: Box Use Location: Exterior CA Residents: Prop 65 Warning(s): Yes Warranty: None UNSPSC: 31162000