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About this item
- STANDARD: BT NO taper shank is in contormity with AT3 standard.
- Concentricity of the inner and outer cone: 0.005mm.
- MODEL: BT40 - ER32 -70, Material: 20CrMnTi, Hardness: HRC56-58
- MULTI-PURPOSE: Can be used fro CNC Router Machine, End Mill, Lathe CNC
