7PCS ER11 5mm Motor Shaft Holder Extension Rod and ER11 1 7mm Spring Collets Set for accurate Machining, Including Boring, Milling, Drilling, Silk Attack, Sculpture, CNC, - FUZHUI, FUZHUIewimtngkzg

• Versatility in Machining : Widely used for a variety of accurate machining processes including boring, milling, drilling, silk attack, sculpture, and CNC, ensuring maximum flexibility and efficiency in your workshop or machining center. Compatibility & Coolant-Thru : Compatible with any standard ER collet chucks, enabling coolant-thru tool applications for enhanced performance. This longer tool and improved machining accuracy. Self-Release Mechanism : Features a built-in self-release that prevents tools from getting stuck in holder, saving you time and effort during tool changes and maintaining a smoothness workflow. Craftsmanship : Manufactured to highest standards with exquisite workmanship, ensuring and durability. Made from specially formulated high-grade spring steel, this set is built to last. Complete Set for Convenience : Comes as a complete set including an extension rod and 7 spring collets, covering a range of sizes from ER11-1 to ER11-7. This provides a one-stop solution for your machining needs, saving you trouble of sourcing individual components.