1PCS ER11 Collet Chuck 1-7mm 1/4 1/8 AA 0.008mm High Accuracy ER Spring Collet for CNC Bit Milling Cutter Clamping Tool Holder(8pcs Set 3.175-7mm)

High Precision ER11 Collet Chuck: Designed for CNC milling and drilling, this ER11 collet chuck offers exceptional accuracy with a tolerance of just 0.008mm, ensuring precise tool clamping for 1-7mm shank diameters. Versatile Compatibility: Compatible with 1/4" and 1/8" tool holders, this spring collet is ideal for CNC bit milling cutters, making it a must-have for machining enthusiasts and professionals. durability and reliability: Crafted from high-quality materials, this ER11 collet chuck provides long-lasting performance, even under high-speed machining conditions, ensuring minimal runout and maximum stability. Easy to Use: The spring collet design allows for quick and easy tool changes, reducing downtime and improving workflow efficiency in CNC operations. Wide Application: Perfect for CNC routers, engraving machines, and precision milling, this ER11 collet chuck is a versatile clamping tool holder suitable for various machining tasks.