14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Range 1/16", 3/32",1/8", 5/32",3/16", 7/32"1/4", 9/32",5/16",11/32", 3/8",13/32", 7/16", 1/2"

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. Specification: Type: ER20 ER20 Spring Collet made of high grade spring steel. The accuracy can be controlled within 0.0005". Collet size: 1/16", 3/32",1/8", 5/32",3/16", 7/32"1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2" Package include: 14pcs ER20 Collets

• 14Pcs ER20 Collet Set; Collet size:1/16", 3/32",1/8", 5/32",3/16",7/32", 1/4",9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2". Spring Collet Set for CNC Engraving Machine Milling Tool Holder.
• ER20 Spring Collet made of high grade spring steel, good elasticity and shock resisitance. Practical in performance. Tools will never get stuck in holder, improving work efficiency. Suitable for professionals and hobbyists.
• ER20 Spring Collet Set suitable for boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing. Use with any standard ER collet chucks for coolant-thru tool applications.
• The angled slots increase rigidity, ensures tight clamping force, prevents dust and iron filings from entering, thereby avoiding the accuracy of the chuck being affected.
• ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool, If you have any questions, please contact us, we will try our best.