... 5.Standard: JIS, BS, DIN, AISI. Product name: Stainless Steel screw Related Products: wood screw, chipboard screw, ball screw, ... bolts Specification:1) Meterials: carbon steel, stainless steel, metal, brass, copper, zinc alloy, cold rolled steel with various plating 2) Head style ... our product, pls feel free to contact us. Stainless Steel screw brass standoff screw with threads blue zinc plated