1.pem studs 2.material: carbon steel,stainless steel, aluminum 3.It can be customized 4.good price and fine quality 1.self-clinching studs2.Available with round and hexagon, external threads in sheets as thin as 0.04''/1mm.3.material: metal,stainless steel, aluminum,etc4.finish: zinc/ nickel plated, powder coated5.It can be customized to meet client's requirements.6.good price and fine quality7. ...