CNC Er Collet Nut Er32 Er40 Er Series Lock Nut Fit Er Milling Collets Tool Holder

CNC Er Collet Nut Er32 Er40 Er Series Lock Nut Fit Er Milling Collets Tool Holder. High Hardness Material: Made of 40Cr/20CrMnTi with HRC44-48 hardness for durability. Precision Ground Finish: Hardened and precision ground for high accuracy and balance. Corrosion Protection: Special surface treatment prevents corrosion for longer life. Coolant Through Design: Features sealing disk for coolant flow through tools. High Speed Capability: Designed for high RPM clamping operations safely. Collet Protection: Rounded thread start prevents damaging collets during changes. OEM/ODM Services: Offers full customization, minor customization, and sample-based design. SGS Certified Quality: Products meet SGS certification standards for reliability.