12Pcs ER25 Spring Collet Set Collet Chuck 1/16 -3/8 inch for CNC Milling Lathe Tool Engraving Machine Carbon Steel

Specification: Model: ER25 Material: High Grade 1065 Carbon Steel Run-Out Tolerance: 0.015MM(0.0006 ) Size: 1/8 -5/8 (1/8 3/16 7/32 1/4 5/16 3/8 13/32 7/16 1/2 17/32 9/16 5/8 ) Features: Good elasticity high precision Using high quality spring steel is table in perfomance For CNC milling Lathe Tool & Workholding Engraving machine How to use: 1. Put the chuck into the pressure cap gently turn the clamp spring when eccentric portion of the pressure cap recessed clamp spring groove. Along the arrow direction and use equal force to push clamp spring can mount pressure cap 2. Put the clamp spring and cap all together installed on the chuck body or spindle. Insert into the clamping hole after wipe the cylindrical shank use a wrench to tighten the pressure cap until clip firmly the tool before use 3. Use a wrench to loosen pressure cap out of the chuck and the tool remove the tool retainer direction of the arrow push hard to quit and then need to put on retainer to the other aperture Package Includes: 12pcs ER25 Spring Collet