Head type:Hex head/Hex Flange Head
Standard:DIN
Material:C1022, C1022A ···
surface treatment:Zinc Plated, painted, Mechanical galvanized, Dacromet, Magni, Ruspert ···
Diameter:4.8mm, 5.5mm, 6.3mm ···
Washer:EPDM Washer, PVC Washer, Rubber Washer