WE OWN THEEIGHT PROFESSION ENGINEERS OF HIGH STRENGTH STEEL WIRE, AND FIVE QC TO KEEP THE PRODUCTSGOOD QUALITY SO THATIN OVERSEASMARKETING, WE HAVE BEEN GETTING GOOD REPUTION FOR OVER 10 YEARS,NEXTWE INTRODUCE THE PRODUCTS AS FOLWS. 1. STEEL GRADE: SAE9254,SUP12V,55CR3,52100,SUP7,38CRMOAL,SUP6, 60SI2MNA,65MN,SCM415-SCM440,SWRCH6A-SWRCH22A,SWRCH35K-SWRCH45K, SWRCH72B-SWRCH82BAND ETC. 2.DIAMETER:2.0-20MM 3.TENSILE STRENGTH:1030-2200MPA FOR HIGH STRENGTH STEEL 4.DIAMETER TOLERANCE:+/-0.04MM FOR BELOW 10MM, AND ABOVE 10MM +/-0.05MM 5.PACKING ID:COLD DRAWN STEEL WIRE 900-1200MM OIL TEMPERING STEEL WIRE 1400-2000MM 6.PACKING OD:COLD DRAWN STEEL WIRE 1200-1600MM OIL TEMPERING STEEL WIRE 1600-2400MM 7.PACKING WEIGHT:300-2400KG PER PACKAGE