Material: high quality steel 20CrMnTi
Hardness: HRC55°
Carburizing depth: >0.8mm
Surface roughness:> 0.8mm
Applicable collet : TER/ERG collet
Include:1pcs C20 C25 C32 tapping tool holder

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Hign-concerned Chemical : None
Origin : Mainland China
Hign-concerned Chemical : None
Model Number : C16 C20 C25 C32
Origin : Mainland China
Material : high quality steel 20CrMnTi
Hardness : HRC55°
Applicable chuck : ER/ERG collet
Carburizing depth : 0.8mm
Surface roughness : 0.8mm