14pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool, 1/16" to 1/2" High Precision Workholding Collets with Individual Protective Packaging

Description: These spring collets are made of 65Mn spring steel for CNC milling lathe tool and work-holding engraving machine. There are total 14 collets of various sizes in on set which can basic meet your need. Each collet is well packed in separate protective container with label so you can easily distinguish them. Collet must be placed into collet chuck nut before inserting into collet chuck.Features: Made of spring steel, they are stable in performance. Fine workmanship, good elasticity, high precision.Collet must be placed into collet chuck nut before inserting into collet chuck. Each collet is well packed in separate protective container with label. For CNC milling lathe tool and work-holding engraving machine.Specifications: Material: 65Mn spring steel Model: ER20Range: 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"Height: 30mm / 1.18"OD: 21mm / 0.82" Run-Out Tolerance: Weight: 550g(approx.)Package Includes: 1 Set(14pcs) x ColletsNote:1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

• High Precision Clamping: This ER20 spring collet set delivers exceptional concentricity and gripping accuracy for CNC engraving machines and milling lathes, ensuring minimal runout during high-speed operations. Each collet maintains tight tolerance to securely hold tools from 1/16" to 1/2", making the collet set ideal for detailed carving and precision machining tasks.
• Durable Spring Steel Construction: Made from high-quality spring steel, every collet in this 14-piece set offers excellent elasticity and long-lasting performance under repeated use. The robust material resists deformation and wear, allowing the spring collet to maintain consistent clamping force across countless tool changes in demanding workshop environments.
• Versatile Compatibility: Designed for universal use with ER20 collet chucks, this collet set works seamlessly with most CNC routers, engraving machines, and milling lathe tools. Whether you're a hobbyist crafting custom signs or a professional fabricating metal parts, the workholding engraving collet adapts to a wide range of rotary tools and spindle systems.
• Individual Protective Packaging: Each spring collet comes neatly stored in its own labeled protective container, preventing scratches, dust buildup, and accidental damage during storage or transport. This thoughtful packaging keeps your CNC engraving machine collet organized and instantly identifiable by size, saving time and reducing setup errors.
• Complete Size Range Included: The set includes 14 precisely sized collets spanning 1/16" to 1/2" in standard increments, covering nearly all common shank diameters used in woodworking, PCB milling, and light metalworking. With this full milling lathe tool collet collection, you’ll always have the right fit ready for your next precision project.