Qufu Chongde Precision Machinery Co., Ltd. [China]

1.Material:20CrMnTI 2.Hardness:HRC 56-60 3. Carbon depth >0.08mm 4.Tolerance class:<AT3

1.Material:20CrMnTI2.Hardness:HRC 56-60 

3. Carbon depth >0.08mm4.Tolerance class:<AT3

5.Shank dynamic balance standard:G2.5 20000RPM

BT40-CSK16-100