BT30 BT40 BT50 Knife Shank ER11 ER16 ER20 ER25 ER32 ER40 Tool Holder

Model Number:BT30/40- ER /GER /GSK

Material: high-quality stainless steel + high-hard steel

Hardness: HRC58

Dynamic balance: G2.5 30000RPM

Product Name: BT30 BT40 ER11 ER16 ER20 ER25 ER32 ER40 Tool Holder
Ontology accuracy :≤0.002mm
Material: High Quality 20CrMnTi Steel
Hardness: HRC58°

True roundness: 0.8 u
Carburizing depth: 0.8 u
Surface roughness: 0.8 u
Standard speed(dynamic balance): 20000-30000 RPM

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