Pan Head Hex Socket Machine Screws 1,Products DetailesMaterial1.Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS4202,Steel:C45(K1045), C46 ... ,GB,DIN,JIS,ANSI,BSWManufacture ProcessHeading/washer assembly/Threading/Secondary machine/heat ... goods will satisfy yr request of 100%,and have 18 month warranty. ... Feedback and Evaluation7,Why Choose us? Pan head hex socket machine screws with nickel plated