High-Precision ER16 Chuck Spindle Motor Shaft Extension Rod
Crafted from hardened alloy steel for superior durability and wear resistance. Features ultra-precise grinding with a tolerance of ±0.005mm for flawless concentricity and minimal runout. Compatible with 5mm, 6mm, 8mm, and 10mm collets for versatile tool holding. Perfect for CNC lathes, milling machines, and precision engraving applications. Ensures stable performance in high-speed machining up to 10,000 RPM. The polished surface reduces friction and extends tool life. Direct from factory pricing with bulk discounts available. Globally shipped for fast delivery. Upgrade your workshop with professional-grade spindle accessories at unbeatable value.