Non-standard delicate T-bolt 1.Non-standard 2.grade:4.8 3.material:carbon steel 4.finish:zp 1.Non-standard:2.Metail:Carbon steel,stainless steel3 ... .Size:M6-M204.Standards:DIN ,ANSI/ASME,BS,GB,JIS,Non-standard.5.Surface:plain,zinc plated,black oxide,hot dip galv ... United States, Saudi Arabia, Europe,South Korea,Southeast Asia ,etc. Non-standard delicate T bolt