... materialSteel , brass , Iron , plasticPrecision P0,P6,P5, P4(ABEC- 1,ABEC- 3,ABEC- 5, ABEC-7)Material Used GCr15-China, (AISI)52100-American, (Din)100Cr6 ... standardISO9001:2000 standardServiceOEM serviceDelivery dateNormally ready goods and stock winthin 7 daysPayment termsA:100% L/C at sightB: 30% T/T ...