Features: Made of high-quality , corrosion-resistant and rust-proof, very strong. Widely Used: This C-clamp is designed for welders, and construction workers. It is suitable for general clamping needs and is used in assembly, fastening, bonding and welding in metal processing and automotive applications. Ractical Design: This C-clamp is made of heavy-duty Cast malleable steel frame with I-beam design provides sure strength. The heavy designed clamp can ensure that clamped object will not deform easily. Easy to Install: Aperture is M6 threaded hole, With an adjustable positioning screw, can easily clip to any desktop. Specifications: Size: Clamp range:0-20mm Tips: The product may be updated constantly, The Actual Product May Have Slight Differences Or Color Differences the color and appearance may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance. Material: Metal colour: silver gray Package Contents: 4 x pipe clamps carpentry Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.