ER11 ER16 ER20 ER25 ER32 ER40 Collet Chuck Spring Collet Chuck Set Suit A AA Grade for Milling Tool Handle ER Collet Chuck(AA (0.008mm),ER40-(24pcs))

1.Material: Made of high grade spring steel, sturdy and durable., and stable performance. 2.Product Advantages: Collet chuck has the advantages of excellent precision and good elasticity,very suitable for milling lathe tool and work-holding engraving machine. 3.High Performance: The surface is ground and polished for high wear resistance and heat resistance, the bright outer surface fits better and ensures excellent precision,making the work more accurate and effective. 4.Easy To differentiate: Each collet is individually labeled , making it easy to quickly differentiate between them. This ensures hassle-free access to the right tool for the job. 5.Wide Range of Applications: collet suitable for boring, milling, drilling, tapping, engraving, spindle machines, and other processing.