NBT30 ER11 ER16 ER20 ER25 ER32 Accuracy 0.002 Tool Holder GER16 GER20 GER25 GER32 Tool Holder NBT30 ER No Keyway Tools Shank Lathe Accessories(NBT30-ER11-70)
SizeNBT30-ER11-70
Description
Description:
Product name: NBT30 ER No keyway tool handle
Material: high quality steel 20CrMnTi
Precision:≤0.003mm
Specifications: various
Roundness :0.8 u
Carburizing depth :>0.8 mm
Surface roughness :> 0.8mm
Hardness: > hrc58 °
Standard speed: 30000 RPM
Holder Lathe Chuck CNC Machining Tools
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