About This 【Clamps Size】- Bar clamps included 2 pcs 80x300mm drop forged steel welding clamps which max. opening size is 12 inch. 【Powerful Clamping Force】- Welding clamp with up to 450 lbs clamp force which are perfect for heavy duty work like metal welding or woodworking. 【High Quality Manufacturing Process】- The clamp body is manufactured in strict accordance with the forging process, high temperature resistance and impact resistance, strict control of rail clearance, very suitable for welding operations. 【Nickel-Plated Steel】- The surface of the heat-treated steel structure of bar clamps are electrogalvanized to prevent rust and corrosion. 【Customer Service】- If you have any questions about our clamps,please feel free to contact us by email, we will reply to you with 12H. Overview Brand : NOEAIKE Color : Silver Style : 2-PACK Item Weight : 1.44 Kilograms Tensile Strength : 450 Pounds Manufacturer : NOEAIKE