... :carbon steel,45# steel, ROHS 2.Standard:DIN911 3.size:0.7mm min,10mm max customized. Product Specification:Product Name: Hex ... : DIN911Other standards: GB,DIN,JISB,ISO,ANSI/ASME,Non-standardsSize: 0.7-10Material Low carbon steel: C1010 Middle Carbon Steel: C1030 ... wrench/Go-No go gage and so on. DIN911 L style Allen wrench(hex key) 0.7*11*33