Machine Tools BT40-ER40-100 MAS403 er40 collet chucks for cnc machine 20CrMnTi BT40 tool holder

High Precision

The thread is neat and easy to lock Selected steel, quenched and hardened, no burrs and no missing teeth Strict inspection and full inspection of products

20CrMnTi Material

High-quality materials are durable Carburizing and quenching heat treatment to increase surface hardness, enhance wear resistanceand fatigue resistanceMaintain the strength and toughness of the core after quenching, strengthen the steel of the handle, and withstand impact and load.

High Concentricity

Efficient processing and durable

Has high thermal strength and antioxidant properties, and good Comprehensive mechanical properties, complete carburizing heat treatment inner and outer diameter