Pro Tier Er11 Spring Collet Set Featuring One Eighth And Quarter Inch Clamps For Cnc Engraving Rigs And Milling Lathes Heavy Duty 65Mn Steel Boasts Killer Grip And Razor Sharp Precision Cutting Daily
UPC:
ER11 Spring Collet Kit for CNC Milling and Routing Projects
✔️ Pack of two heavy duty ER11 collets sized for 1 8 inch tools
This set includes two ER11 spring collets designed for quick mounting on CNC routers, milling machines, and engraving rigs. Engineered from hardened 65Mn steel, these collets deliver consistent grip for drills, end mills, and tapping bits during light to moderate machining tasks. Each unit measures 0.45 inches 11mm outside diameter with a 0.69 inch 17.7mm profile for reliable spindle alignment.
✅ 65Mn spring steel body quenched for lasting strength
✅ Ground tolerance under 0.015mm for steady cutting
✅ Fits standard ER tool holders and spindle shanks
✅ Ideal for routing, drilling, boring, and thread tapping
💡 What makes ER11 spring collets a handy choice for home workshop machining?
The tight clamp design keeps your cutters locked in place without slipping during rough passes.
- Heavy gauge steel resists bending under side load stress
- Smooth polished outside slides right onto standard tool holders
- Quick swap setup saves downtime between drilling and routing jobs