1、Brass Material: Made of premium brass material, the welding ground clamp has good conductivity, oxidation resistance and long service life. 2、Welding Clamp: For the grounding of high current welding in gas shielded welding, argon arc welding, submerged arc welding, resistance welding, stud welding, etc. 3、300A High Current: The allowable conductive current can get up to 300A, which ensures stable working performance and higher safety. 4、45mm Opening: The opening of this earth clamp can get to 45mm, and the larger contact area enables firm clamping without slipping. 5、Wide in Utility: Widely used in shipyard, steel structure, oil platform, motor car manufacturing, curtain wall industry, auto parts and other industries.