Clamps Straight Line Action 6004 Base Mounting Style Through-Hole Handle Orientation 360 Degree Rotatable Handle Includes Locking Handle No Holding Capacity - Maximum 450 lbf Plunger Travel 1.5 in Plunger Height 0.44 in Plunger Thread 5/16-18 Includes Spindle No Application Metalworking Welding Assembly And Light Machining Fixture Locking Position Extended Retracted Accommodates Workpiece Variation No Arm Length 1.5 in Body Material Steel Clamping Force 450 lb