Usage Tips: :The C clamps are thickened and the handle is designed as a plum shape,which is convenient for rotating fixed rods. Anti-Slip Design:This mini c clamps equipped with non-slip rub rubber pads to further the fixing effect. Increased friction can effectively prevent detachment. Easy to Adjust:It is adjustable by screw knob,easy to operate,clamp range:2.24in /57mm. Heavy Duty C-Clamp: duty C clamps is precision cast from high-quality Aluminum+carbon steel,provides reliability,rust-proof,wear resistance and resistance.Face frame stiles can be tightened,aligned,pre-drilled and fastened while the clamp remains in its position. Easy to Operate: Hold together two workpieces by turning the screws on the metal c clamp,can that is in the right place.Suitable for wood,plastie and other objeets fixing,cutting,drilling clamp. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Black Material:aluminum+Carbon Steel Package Contents: 6x G clamps for woodworking 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.