XCJ High Precision BT30 ER20 Milling Chuck Tool Holder Mill Collet Set for CNC Machine Tool ER Collet

Quantity (pieces) 1 - 500 > 500
Lead time (days) 10 To be negotiated

Product Name:

High Precision CNC tool spring er20 Collet

product specification:

ER20

precision:

0.005mm

material:

high quality 65 manganese steel alloy

Surface treatment:

cryogenic treatment, quenching and hardening

Features:

high hardness, high precision, strong elasticity, long life





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