1.self clinching grounding standoffs 2.size: #4,#6 and M3, M4 3.material: carbon steel, stainless steel 4.OEM service offered 1.self clinching grounding standoffs2.size: #4,#6 and M3, M43.material: carbon steel, stainless steel, brass, etc4.finish: zinc/ nickel plated, powder coated, etc5.It can be customized to meet client's requirements.6. fine quality and good price7. OEM and ODM service ...