The N3808AP 1-1/2" Cap Stapler brings power, precision, and convenience to the home-wrap and roof-felt industry. With a weight of only 4. 8 lbs, and accepting 200 staples and caps in the magazines, this tool provides maximum jobsite efficiency. It drives 18-Gauge 7/16" crown staples through 1" diameter caps to provide maximum hold and support. Exceptional balance, tool-less depth of drive and 360° adjustable exhaust make this cap stapler ideal for housewrap, insulation, tar paper, synthetic roofing underlayment and other similar applications. The N3808AP cap stapler comes standard with a sequential trigger installed on the tool and an optional contact (bump) trigger in the box.