Standard:ANSI,JIS,DIN,ISO,BS,GB Material:Stainless steel head+ carbon steel post Application:Shoes,Clothes,handbag, leather belt,hat,Jeans Product name:double cap leather rivet Head type:flat head Barrel diameter OD:2.5mm ,3mm,3.2mm Post Length:6-12mm Cap diameter:10mm,8mm,6mm Certificate:ISO9001:2008