11PcsSpring Collet Set For Cnc Engraving Machine Milling Lathe Tool3-13Mm

$23.39
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Product description Style: ER20 Precision: ?¨¹0.008mm Hardness: HRC44-48 Collapsible capacity: 1.0mm Gripping Range: 3mm-13mm Total height: 31.5mm Outer diameter: 21mm

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