PAN-HEAD KNURLING FINE THREAD BOLTS *Material:Carbon steel,(#1035,#1045,40CR,42CRMO,B7) *Diameter:6mm- ... 48mm,1/4"-2" PAN-HEAD KNURLING FINE THREAD BOLTSStandard:DIN,ASINMaterial:Carbon steel,(#1035,#1045,40CR,42CRMO,B7 ... -48mm,1/4"-2"Length:20mm-300mm,3/4"-12"Thread:MM,UNC,UNF,BSWGrade:4.8,5.8,6.8 ...