Woodpecker P88A Pneumatic Stapling Plier, 20 Gauge, 1/2-Inch CrownFastener Compatibility: Accepts 20 Gauge 12J Series staples: 1 2" (13. 2 mm) Crown, 9 16" to 7 8" (15 to 22mm) leg length Staples High Capacity Magazine: Heat treated stainless steel magazine (200 staples capacity) offers exceptional wear resistance Safety & Ergonomics: Non slip rubber handle with safety trigger design ensures comfort, effortless operation, and reduced fatigue Premium Construction: High strength tungsten steel nail exit and precision