- Features and Benefits 10X faster when installing felt paper, housewrap, and foam board! Uses 5/16 in. crown SL staples to maximize holding power Tool-free adjustable depth of drive Easy loading of both caps and staples Lightweight, durable aluminum housing Drives 1 in. and 1 1/2 in. 18 gauge 5/16 crown staples through plastic 1 in. Bostitch Caps Kit includes: tool, carry case, oil, allen wrench, 1000 Bostitch Caps, and 1000 staples - Product Details Height 10-1/2 in.,266.7mm Length 12 in.,304.8mm Width 6-1/2 in.,165.1mm Weight 4.7 lbs, 2.13 kilos Driving Power 300 inch lbs. Magazine Capacity 163 staples & 100 caps Operating Pressure 80 - 100 PSI Power to Weight Ratio 64 Thread Fitting Type 1/4 in. NPT - Application Felt paper installation Housewrap installation Foam board installation