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Er8-Er40 A/M/Um Collet Clamping Nuts For Cnc Lathe Milling Router Bit Holder Er20-A

<ul><li>【Convenient Tool Organization】Keep multiple chucks readily available for effortless use. Simplify tool changes by having spare chucks of various sizes on hand to for ensure smooth transitions between tasks.</li><li>【Enhanced for precision and Durability】Crafted with high for precision and impeccable concentricity, these collet clamping nuts prolong the spindle's lifespan and effectively reduce the rate of drill bit breakage.</li><li>【Quality Materials】Made from alloy steel or quenched steel, these nuts are for precision ground and hardened for optimal for performance. Compatible with ER-type tool holders, tool bars, extension rods, and nut-fixed drill bits, making them for use with a range of tools.</li><li>【Dynamic Balancing Holes】All nuts feature dynamic balancing holes to prevent wear and minimize noise during operation, a stable and efficient workflow.</li><li>【Product Service】 If you have any questions about the product, please contact us in time, we will reply you as soon as possible and do our best to serve you.</li></ul>

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Features:* Brand new and high quality* Conveniently keep multiple chucks ready for use. Changing chucks on the fly can be difficult, and having a few spare chucks for different sizes can make tool changes easy.* High for Precision and high concentricity extend the service life of the spindle and reduce the drill bit breakage rate.* Material: alloy steel/quenched steel. for Precision ground and hardened. Suitable for ER-type tool holders, tool bars, extension rod nut-fixed drill bits, boring tools and other tools.* All nuts have dynamic balancing holes to prevent wear and noise.Specification:Type: ER collet chuck nutMaterial: alloy steelModel: ER8-A, ER8-M, ER11-A, ER11-M, ER16-A, ER16-M, ER20-A, ER20-M, ER25 UM, ER32 UM, ER40 UM (optional)Color: as shown in the pictureApplication: CNC cutting tools, woodworking machinery, engraving machinesQuantity: 1pcsPackage Included: x ER collet chuck nutNote: .The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2.Please allow slight manual measurement deviation for the data.