2 Pack ER11 Spring Collet One Quarter Inch High Precision Collet Chuck For CNC Router Milling Machine Lathe Spindle Tool Holder With Rock Solid Premium Alloy Steel Construction And Tight Tolerance For Accurate Milling

High Precision ER11 Collets 2 Pack for CNC Router Milling
✔️ 1/4 inch (6.35mm) clamp 0.0006 inch precision pack of 2

These ER11 spring collets grip tool shanks firmly inside CNC router spindles milling machines and lathes for clean accurate cuts.

✅ Clamping diameter 1/4 inch (6.35mm)
✅ Total height 0.71 inch (18mm)
✅ Outer diameter 0.45 inch (11.5mm)
✅ Runout precision 0.0006 inch (0.015mm)
✅ Premium alloy spring steel build

💡 What are spring collets typically used for in CNC applications? Spring collets keep cutting tools locked in place inside spindle holders so machines can run smooth without wobble. - They deliver even grip around the shank to cut down on vibration during high speed work - Machinists swap them fast when switching between different bit sizes on routers and lathes - The spring design holds tight even after repeated use in busy production shops - Shops count on them for milling turning and engraving jobs that need steady tool position

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