uxcell ER20 Spring Collet Set 14 Size Spring Steel 0.015mm Accuracy High Precision Collet Holder Chuck with Plastic Case for CNC Engraving Machine & Milling Lathe Tool

ER20 Spring Collet Set - Including 1/16", 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2" diameters, with a clamping precision of 0.008mm. The total length is 17.5mm and the maximum outer diameter is 11mm. | Quality Material - Made from durable 65Mn spring steel, our collets are resistant to high temperatures, corrosion, and rust. They can withstand heavy use while maintaining their strength and reliability. | High Stability - Provide outstanding gripping force and stable performance. | Wide Application - Suitable for milling, boring, drilling, tapping, and more. Widely used in machining centers, conventional milling machines, CNC milling machines, engraving machines, high-speed machines, and other machining operations. | Labels & Packaging - Each collet comes in a box packaging with labels indicating the corresponding size and model for quick and easy identification.