The non-slip soft grip handle offers user comfort and reduced operator fatigue and the nose probe has added teeth to help bite into the timber to ensure positive placement of the nail. This nailer is versatile - it drives 51mm to 90mm Stainless Steel, Hot Dipped Galvanised, Galv Plus®, Bright, Ring, Unilock & Smooth nails Fires 51mm-90mm Nails. It has a dual action rafter / belt hook to withstand site abuse and an improved follower guide for easier nail loading. The lower actuation force reduces user fatigue and the faster tool performance provides greater productivity. The pinch and slide tool free depth of drive adjuster increases ease of use.