[Size]50 x 40 x 130MM/1.9 x 1.6 x 5.1Inch(L x W x H). the clamping thickness is about 99-123mm/3.9-4.9inches, There are a M10 threaded hole and a M8 threaded hole.The thread at the screw allows it to slide smoothly without sticking or binding..The thread on the screw allows it to slide smoothly without sticking or binding[Heavy Duty C-clamp] C-clamps are made from nice stainless-steel with lined surface, corrosion-resistant and rust-proof, strong and never smooth to break; I-beam design affords yes strength, ensure a firm grip whereas the clamped object now not easily deform.[Wide range of applications]C-type clamps are powerful and versatile, and may repair elements for assembly, fastening, bonding and welding. Widely utilized in furnishings manufacturing, metalworking and residential ,automotive applications, this dependable metal C clamps can make sure that everything is in the right place.[Convenient to Use]Tiger Clamp with adjustable positioning screws, that are adjusted per needs, could be smoothly clamped on any desktop and wooden strips, with stable clamping pressure and straightforward to use.Please note: There is a slight colour distinction or discrepancy in kind, please don't mind, thank you!Material: Stainless steelColor as shownPackage Contents:2 x Metal C ClampOnly the above equipment content, different products aren't included.Note: Light reflection and assorted exhibits could cause the colour of the object in the photograph a bit different from the genuine thing. The size allowed error is +/- 1-3cm.