15Pcs ER20 Spring Collet Set for CNC Engraving Machine and Milling Lathe Tool, 1-13mm High Precision Workholding Collets with Individual Protective Cases

Description: These spring collets are made of 65Mn spring steel for CNC milling lathe tool and work-holding engraving machine. There are total 15 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: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mmHeight: 30mm / 1.18"OD: 20mm / 0.78" Run-Out Tolerance: Weight: 585g(approx.)Package Includes: 1 Set(15pcs) 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 grip strength for CNC engraving machines and milling lathes, ensuring your tools stay securely in place during high-speed operations without slippage or runout.
• Durable Spring Steel Construction: Made from high-quality spring steel, each collet in this 15-piece set offers consistent elasticity and long-lasting performance, resisting deformation even after repeated use in demanding machining environments.
• Versatile Tool Compatibility: Designed for a wide range of applications, this ER20 collet set fits standard CNC routers, engraving machines, and milling lathes, making it ideal for hobbyists, woodworkers, metal fabricators, and professional machinists alike.
• Individual Protective Packaging: Every collet comes neatly stored in its own labeled protective container, preventing scratches, dust accumulation, and damage during storage or transport—keeping your workholding system organized and ready for immediate use.
• Complete 1-13mm Size Range: The set includes 15 precisely sized collets from 1mm to 13mm in 1mm increments, giving you the flexibility to handle various tool shank diameters without needing to purchase additional collets separately.