... /4”-1-1/2”)Custom made products are also welcomed. Nuts Materials1.Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 2 ... plating, phosphated, Dacromet,copper plating, gold plating and etc as per your need. Nuts Salt spray time2 hours, 24 hours, 48 hours ... , 96 hours, 1000 hours we can do as per need. And can ...