<p>Features of ER series collets:</p><p><br>1. The ER collet adopts the high quality steel, the body has high precision,<br>has excellent seismic resistance, high rigidity, strong clamping force and good accuracy.<br>2. ER straight shank extension rod, the shank is long, suitable for deep hole processing<br>3. Straight shank type suitable for holding a small drill, milling cutter.<br>4. ER extension bar can reduce the use of lengthened cutting tools, reduce the cost, improve e ciency.<br>5. Increase the stability of cutting.<br>6. Nut directly turn tight, high rigidity, strong clamping force.</p>
