7Pcs ER11 1-7mm Spring Collets with ER11A 5mm Motor Shaft Holder Extension Rod

Description 7Pcs ER11 1 7mm Spring Collets with ER11A 5mm Motor Shaft Holder Extension RodFeatures Made of high grade specially formulated spring steel Hardened and precision ground Built in self Release design and tools will never get stuck in holder Widely used boring milling drilling silk attack sculpture CNC and other processing Use with any standard ER collet chuck for coolant thru tool applications Each collet is well packed in separate protective container with label Specification ER11 1 7mm Collet ChuckMaterial High Grade 45 Carbon SteelColor SilverTotal height Approx 18mmOuter diameter Max Approx 11 5mmGripping range 1MM to 7MM 1mm 2mm 3mm 4mm 5mm 6mm 7mm Fits metric shank size For example 1mm Collets Fits 1mm metric shank 2mm Collets Fits 2mm metric shank ER11A 5mm Extension RodMaterial Special quality steel high hardnessHeight 38 mm when the lock nut Shaft Hole 5 mm 0 02 mm the need to install heating expansionER11A Nut Outside hexagonal nut 19 mm maximum overall diametePackage Included 1 Pc x ER11A 5mm Extension Rod7 Pcs x ER11 ColletsMore Details