Set Collet Chuck 18mm Spring steel 2pcs CNC Clamping Drilling Engraving

Features: * 100% brand new and high quality * Made of high quality material durable and practical to use * Product selection high quality spring steel lasting * Large clamping force wide clamping range and high precision * Wide range of applications such as boring milling drilling tapping engraving CNC and other processing. Specification: * Name: 2pcs of ER11 Spring Chuck * Model: 438484 * Material: Spring Steel * Size 1/8: 3.175 mm(Approx.) 1/4: 6.35 mm(Approx.) * Total Length: 18 mm(Approx.) How To Use: 1. Insert the tip into the pressure cap and gently turn the holder until the pressure cap is eccentrically fixed. The groove pushes the hard holder evenly in the direction of the arrow and the internal pressure cap can be installed. 2. The pressure cap with the retainer is mounted on the spindle or chuck body behind the cylindrical tool handle Wipe the clamped hole and tighten the pressure cap with a wrench until the date the tool clip is in use before the prison. (Note: Do not in the tool avoid tightening the pressure cap to avoid damage to the holder) 3. Use a wrench to loosen the ATC from the chuck and tool and remove the tool. The direction of the arrow is fixed. Pushing hard to exit then you need to put the holder on another aperture. Package Contents: 2*ER11 Collets Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.