SPEEDJAW 3 in Handscrew Clamp Roofing tools adding ornamental charm adding ornamental charm Brushless motor and engine design allow the tool to work as fast as the end user with consistent nail penetration into both soft and hard joints Sub Brand SPEEDJAW Series Name N A Type Handscrew Clamping Force (lbs and synthetic material projects firmly in place with up to 300 pounds of clamping force IRON AND STEEL CONSTRUCTION Constructed with a resilient ductile cast iron body with a plastisol padded locking handle SWIVELLING CLAMP PAD Fully adjustable pad base allows height and angle changes for better grip on odd shaped projects 3 4 INCH SHAFT 3 4 inch diameter threaded shaft allows for up to 3 inches of height adjustment DUCTILE IRON PAD Includes a removable ductile iron clamp pad that provides more surface area and better grip on metal projects REMOVABLE BASE Base and shaft are removable