10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool
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10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool

$32.99
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Description:  10pcs ER20 4-13mm Spring Collet Chuck Set For CNC Milling Machine Engraving Lathe Tool.     Specification:  Material: Spring Steel.  Accuracy: 0.015mm (0.0006 ").  Gripping range: 4 to 13mm (4mm / 5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 11mm / 12mm / 13mm).  Height: 31.5mm / 1.24 ".  OD: 21mm / 0.82 ".  Overall Quantity: 10pcs.     Features:  - 10pcs / set ER20 spring clamping set for CNC Workholding engraving and milling lathe tool.  - Includes 4mm / 5mm / 6mm / 7mm / 8mm / 9mm / 10mm / 11mm / 12mm / 13mm, which can meet your need.  - Made of high quality 65Mn spring steel, stable in performance.  - Clamping force, good elasticity, high precision, wide clamping range!  - Widely used, boring, milling, drilling, silk attack, sculpture, CNC, and other processing.  - Use with any standard ER chuck for cooling tool applications.  - Each collar is well packaged in a separate protective container with label.     Note:  The collar must be placed in the clamping nut before inserting

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