Stainless Steel Hex Nut A2-70 Hangzhou Huachao Fastener Co., Ltd. Base Info Model NO.:STAINLESS STEEL HEX NUT A2-70Trademark:HANGCHAOOrigin:P. R. CHS Code:73181600 Description Pre:Stainless Steel Hex Screw Next:DIN7982 CSK Head Self tapping screw