Model Type:9025 1.Exhaust direction adjustable. Remain nails displayable. 2.Alloy steel driver guide,line cutting, reduces possibity of blocking, ultra-long lastigng and durable. 3.Safe for operators with"touch-strike" security system. 4.Light die cast alum alloy body reduces working fatigue. 5. Drive tongue,strike baffle and seals all made of top quality material, long-lasting and durable. 6.Suitable for application in upholstering, fumiture manufacturing and wooden packing. 18 Gauge Length:10MM-25MM(3/8"-1") Shank: 1.25MM*1.00MM(0.05"X0.039) Crown:5.7MM (1/4)