Product Name: Drill chuck Tool Holder
Material: high quality steel 20CrMnTi
Hardness: > hrc58-60
Standard speed: 10000 RPM
Carburizing depth:>0.8 mm
Surface roughness :> 0.8mm
Black and White Compare:
Overall clamping Precision(White):0.05-0.08mm
Precision(White) :0.05 mm
Overall clamping Precision(Black):0.1-0.15mm
Precision(Black) :0.1 mm

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Application : Milling Cutter
Model Number : MT2 MT3 MT4 C20 C25 C32 R8
Drill Model : APU13 APU16
Material : High Quality 20CrMnTi Steel
Precision (Black) : 0.1mm
Precision (White) : 0.05mm
Hardness : HRC58~60
Features 1 : Drill chuck
Features 2 : All-in-one self-tightening
Features 3 : Quick installation and Use
Features 4 : High quality
Features 5 : Morse Tool Holder