[Material]T track hold down clamp is made of quality aluminum alloy material,which is sturdy and wear resistant,and can be used for a long time [Feature]The Arcuate Press Plate Clamps accommodate materials up to 45mm thick and features easy to tighten knobs for quick installation or removal of stock material [Practical]Simple structure,convenient to use,strong clamping force,and wide application range [Multifunction]Engraving Machine Pressure Plate Clamps Useful in many woodworkings and metalworking applications for work holding,positioning,and fixturing [Wide Applications]Fixture Clamp is ideal for work holding,positioning,and fixturing for DIY woodworkings or metalworking,including routers,drill presses,CNC,table saws,jigs,panels,vertical mills,and more, Weight: 0.30423792156 pounds, Manufacturer: YIXANNX