... :JIS,ANSI,DIN,BSW,ISO,GB Specifications1. Item# JL-SCR-010 screws and nuts2. Finish: natual anodizingMaterialBrass, Carton steel, Stainless steel ... , Cross recess type, H drive, Hexagon socket, Square socket, Torx, Triangle drive, Indented hexagon and etc.Certificates:ISO 9001:2008 and ... productswww.jielimetal.com.cn ISO 4032 Hex Nut JL-SCR-010