15pcs ER11 Spring Collet Set, (1mm,1.5mm,2mm,2.5mm,3mm,3.5mm,4mm,4.5mm,5mm,5.5mm,6mm,6.5mm,7mm) Chuck for CNC High Precision Engraving Machine & Milling Lathe Tool

【Specification】Material: 65Mn spring steel; Model: ER11; Range: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 1/8" ,1/4"; Height: 18mm / 0.7"; OD: 10mm / 0.39" 【Sufficient quantIty】There are total 15 collets of various sizes in on set which can basic meet your need 【Easy to distinguish】Each collet is well packed in separate protective container with label, moreover, each collect is mark with size, so it’s easy to distinguish them 【Premium material】The product is made of 65Mn spring steel, quenched and hardened, internally and externally finely ground, with high precision,high elasticity, tight clamping and stable cutting 【Wide application】This spring collet set is widely used in CNC, milling machines, engraving machines, machining centers and other equipment. It is usually used for milling, boring, drilling, wire tapping and other operations, Weight: 0.2866009406 pounds, Manufacturer: oueaen