ER50 Collet Chuck 125mm Diameter 7 Hole 0.005 High Accuracy Lathe Collet Holder Tool for CNC Milling Machine

Feature: 1. 125mm Diameter: This collet chuck is 125mm in Diameter with 0.005 high accuracy, mainly used for CNC milling machine tools. 2. 7 Hole: The 7 hole structure can firmly lock your milling machine during use, not easy to loosen, and the operation accuracy is higher. 3. Carbon Steel Material: Made of premium carbon steel, the surface is quenched and blacked, feature strong oxidation resistance and high hardness. 4. Quick Installation: The threaded chuck allows for quick and easy installation and removal, saving you time when switching between applications. 5. Multi Purpose: Mount this collet chuck to a backing plate of your choice for use on a lathe or as a fixture on a mill. Specification: Item Type: Collet Chuck Material: Carbon Steel Model: Seven Holes Diameter: Approx. 125mm 4.9in Accuracy: 0.005. Package List: 1 x Collet Chuck