Clinch nuts: 1 Blind hole self clinching; 2 Material:aluminum; 3 Great inventory; 4 Immediate quotation. Clinch nuts:1 Available materials: brass, mild steel, steel alloy, stainless steel and iron, aluminum, zinc 2 Available diameter: from Φ1mm to Φ120mm 3 Available surface finish: fine polish, electrolyte-polish, chrome, zinc plating, nickel plating, aluminum oxidation, others plating coating. 4 ...