6pcs ER20 Chuck Collet 2mm to 12mm Spring Collet Set For CNC Milling Lathe Tool

Description 6pcs ER20 Chuck Collet 2mm to 12mm Spring Collet Set For CNC Milling Lathe ToolSpecification Product NameChuck Collet SetModelER20Precision0 015MaterialSpring SteelGripping Range2mm 4mm 6mm 8mm 10mm 12mmUpper Diameter20 mmBottom Diameter15mmHeight30 mmQuantity6 PcsFeatures 1 High Accuracy and Ease of Operation 2 Use high quality Carbon steel after heat treatment has good flexibility and abrasion resistance 3 The clamping force high accuracy good gripping stability 4 Can be for gripping the drill boring knife chisel reamers and other tools 5 Ground roughness is Ra0 4 Microns plus overall fine polish 6 Suitable For Boring milling drilling tapping engraving CNC spindle machines and other processing7 T I R 0 0003 or 5um In order to make all collets running true on your side make sure your machine spindle and chuck holder running true on my side I ll make sure all those collets running in tenth The correct methods of mounting the collet nut 1 Put the chuck into the pressure cap gently turn the clamp spring when eccentric portion of the pressure cap recessed clamp spring grooving 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 Package Included 6pcs xER20 ColletMor