[Size]38 x 30 x 65MM/1.5 x 1.2 x 2.6 Inch. the clamping thickness is about 33-58mm/1.3-2.5inches, There is an M10 threaded hole.The thread on the screw allows it to slide smoothly without sticking or binding. [Heavy Duty C-clamp] C-clamps are made of high-quality stainless steel with coated surface, corrosion-resistant and rust-proof, strong and not easy to break; I-beam design provides sure strength, ensure a firm grip while the clamped object not easily deform. [Wide range of applications]C-type clamps are powerful and versatile, and can fix parts for assembly, fastening, bonding and welding. Widely used in furniture manufacturing, metalworking and home ,automotive applications, this reliable metal C clamps can ensure that everything is in the right place. [Convenient to Use] Clamp with adjustable positioning screws, which can be adjusted according to needs, can be easily clamped on any desktop and wooden strips, with strong clamping force and easy to use. size: 65mm Material: Stainless steel colour: silver Package Contents: 4 x clamps 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.