Pipe Clamp Application Construction Assembly Gluing Maintenance Woodworking Base Clearance Tall Base Style H-Shaped Clamping Force 440 lb Compatible Pipe Size 1/2 in Handle Length 3 1/2 in Handle Material Cast Iron Handle Style Crank Includes Extra High Base for Clearance From Work Surface Cast Jaws with Removable Plastic Caps H Shape Foot Assembly for Stability Jaw Pad Height 1 7/16 in Jaw Pad Type Standard Jaw Pad Width 1 3/4 in Spindle Diameter 7/16 in