1、The recessed table design on the front of the chuck cone prevents dust and iron chips from directly entering, which affects the accuracy of the tool holder. 2、The slot of the collet hole adopts the grinding process, which is more suitable for high‑speed processing. 3、After cryogenic treatment, the wear resistance of the product is significantly improved. 4、The accuracy and life of repeated clamping can be increased by about 50%, and the performance is good. 5、Widely used in milling, boring, drilling, tapping operations, applicable to various CNC, engraving machines and other equipment. 1 x Collet Item Type: Spring ColletMaterial: 65MnModel: ERG32System: German standardApplicable Machine Tool: LatheProduct accuracy ≤ 0.008mmClamping Size: Approx. 16mm / 0.6inHole Diameter x square Hole: Approx. 16 x 12.5mm / 0.6 x 0.5inHeight: Approx. 40mm / 1.6inDiameter: Approx. 33mm / 1.3inUses: Widely used in milling, boring, drilling, wire tapping operations, applicable to all kinds of CNC, engraving machines and other equipment.