... MarterialsGCr15_China/ (AISI) 52100_American/ (Din) 100Cr6_Germany;AdvantageHigh quality + after-service Tolerance:ABEC1, ABEC3, ABEC5 (P0, P6, P5);Vibration:Z1V1, ... C2, C0, C3, C4, C5; ServiceOEM, Offer Design Service Are AvailableSmaple Feeaccording to our designs' mold difficulty , When ordered ... If order is big,we will advise you use Air Freight or Sea Freight3).The balance payment should be paid ...