Bostitch 18-Gauge 5/16-in Narrow Crown Cap Pneumatic StaplerDesigned to be the preferred method of securing felt, house wrap and thin foam Adjustable depth of drive sets staples to the desired depths quickly and conveniently Selectable trigger operation converts from sequential to contact operation Includes internal air filter for maximum reliability Belt hook for added convenience Kit includes: stapler, 1 4 in swivel air fitting, carry case, 1,000 1 in SL staples, 1,000 Bostitch caps Staples: 18 gal, 5 16 in