... :Black 4Certificate:ISO9001:2008,SGS Fasteners M30*100,150 black half thread hex head ... bolts Details of the product:1Materials: Carbon steel 2Size: M30*100,150 3Standard: AS, ASTM, DIN, JIS, ... .certificate:2. Various honorary certificates:3.product: M30*100,150 Black hex boltsM27*90,100,110 ... viewTesting equipmentsWorkshop Welcome your visit! Fasteners M30*100,150 black half thread hex head bolts