Features: 1. Long handle body suitable for deep hole machining 2. It can reduce the use of longer tools, which can reduce costs, improve efficiency 3. Tighten the nut straight, high rigidity, strong clamping 4. Made of high quality 40 chromium and durable Specification: Color: Silver and Black Material: 40 chromium (40CR) Model: C16-ER11M-150L Hardness: HRC46-50 Brand name: CNBTR Accuracy: 0.01 Collet nut: ER11M Overall Size: 175mm x 16.3mm/6.89" x 0.64"(L x OD) Shank length: 150mm/5.91" Shank OD: 16mm/0.63" Collet Nut OD: 16.3mm/0.64" Total Length: 175mm/6.89" Weight: 257g Package Content: 1 x CNC Straight Shank Collet Chuck (The unique MPN label on each inner package, which confirms it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance.)
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