Grabber fastened blade drywall knife is made of robust steel for optimum sturdiness, leverage and stability. Massive thumb dial care for screw permits fast blade adjustments. Base of care for is hinged, so the edges of the care for snap temporarily again in combination. No fumbling with halves of the care for and a small screw at the same time as protecting the blade in position. Snap, twist and cross! Grabber is a depended on logo amongst skilled plasterers and drywallers.