SILIVN 14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool Workholding Engraving Collets (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")

• Versatile collet size - The ER20 spring collet set contains these 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"
• Wide application - ER20 collet set is suitable for boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing
• Premium Quality - These spring collet sets are made of high quality spring steel. They are stable and practical in performance.
• Easy To differentiate - Each collet is individually labeled and packaged, making it easy to quickly differentiate between them. This ensures hassle-free access to the right tool for the job.
• 100% Satisfaction Service: Our customer-centric approach ensures 12-month satisfaction customer service. So, if you have any issues with our products, our dedicated customer service team is always ready to help you with a smile!

14PCS ER20 Spring Collet Set - Durable and practical. - Special angled slots increase rigidity. - Protects tool holder from contaminants. - Better overall balance of tool holder assembly. - Use with any standard ER collet chucks for coolant-thru tool applications. Specification Model: ER20 Material:Spring Steel Weight：About 567g Upper Diameter: 28 mm Bottom Diameter: 25 mm Height: 34 mm Run-Out Tolerance: <0.008mm Gripping Range: 1/16"-1/2" Package include: 14 x ER20 Collets