Features: 100% brand new and high quality. For CNC milling Lathe Tool and Workholding Engraving machine. Good elasticity, high precision. Specification: 1.Material: carbon steel 2.Accuracy: within 0.005-0.02mm 3.Hardness: 65 4.Model: ER40 5.Range: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm Package list: 1pc collet chuck in plastic box Brand Unbranded MPN Does Not Apply Material carbon steel Accuracy within 0.005-0.02mm Hardness 65 Model ER40 Country/Region of Manufacture China Package list 1pc collet chuck in plastic box .
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