Genmitsu 4pcs ER11-A Collet Clamping Nut With Dynamic Balance Holes for CNC Milling Chuck Holder Lathe

Key features

• Conveniently keep multiple collets ready to go. Changing collets on the fly can be difficult, having a few spare for different size collets makes tool changes easy.
• Package List: 2 x ER11-A Alloy Steel collet clamping nuts; 2 x ER11-A Hardened Steel collet clamping nuts.
• Model: ER11-A; Material: Alloy Steel/ Hardened Steel. Precision ground and hardened. Suitable for ER type tool handle, toolbar, extension bar nut holding drill bit, boring cutter and other tools.
• All nuts have dynamic balance holes, which can prevent wear and noise.
• High precision, high concentricity, extend the service life of the spindle and reduce the rate of bit breakage.

Genmitsu 4pcs ER11-A Collet Clamping Nut With Dynamic Balance Holes for CNC Milling Chuck Holder Lathe

Free shipping included. 30-day hassle-free returns.