The Stinger CH38 Cap Hammer is an airless cap system that delivers the holding power of a cap with the speed and ease of a hammer tacker. Each pull of the CH38's trigger structure delivers a plastic cap ready for use. The 1 in. plastic cap and 3/8 in. staple combine to create a superior holding power over the traditional staple as well as divert moisture away from the fastener opening. The Stinger CH38 is for use with the 3/8 in. Stinger StaplePac only. Trigger-pull structure delivers cap allowing fast installation Ergonomic, long handle ensures a firm grip for maximum control Cap and staples together provide superior holding power Each trigger from 136400 pull delivers a 1 in plastic cap and a 3/8 in staple Gets the job done for a fraction of the cost of a pneumatic cap stapler Best practice for securing roofing underlayment, felt and house wrap Does the job without the additional hassle and expense of a hose, compressor and power requirements Combination of cap and staples provide superior holding power and help reduce the possibility of tearing roofing felt or house wrap Improved staple track and spring for reliable performance Color/Finish Family: Green Series Name: CH38-2 Cap Stapler Type: Hammer tacker Staple Crown Size: 3/8-in Staple Leg Length: 3/8-in For Use on Carpet and Rugs: No For Use on Upholstery: No For Use on Wood: Yes For Use with Medium Crown Staples: Yes Heavy Duty: Yes Jam Clearing: N/A (not a feature) Soft Grip: No Warranty: None Wire Guide: No Brand/Model Compatibility: STINGER 3/8" Cap Staples (0136420) CA Residents: Prop 65 Warning(s): No UNSPSC: 27112400