Clamp 1. Mainly used in electric machine 2. Material:steel 3. ... stretching, etc. Subsequent processing Drilling, tapping, riveting, point welding, argon arc welding, assembling, laser welding, laser cutting, heat treatment. Surface treatment All kinds ... :(86)-411-87718853Fax:(86)-411-87718753Website: www.5mdl.com stamping clamp