ER 11 High Precision Spring Collets 3 Sixteenth Inch With Ultra Tight 0.0003 Inch TIR And 0.02 To 0.039 Inch Clamping Range For Milling Drilling Pro Grade Machining Gear For Home Workshop

High-precision ER11 spring collet, 3/16 in, single unit
✔️ Clamping span 0.02-0.039 in with TIR 0.0003-0.0004 in

These ER11 spring collets are built for precise gripping in milling and drilling, ideal for hobbyist shops, CNC machines, and pro workshops. They lock tooling tightly to minimize runout and improve cut quality.

✅ ER11 precision spring collet for milling and drilling setups
✅ TIR 0.0003-0.0004 in ensures minimal runout
✅ Clamping range 0.02-0.039 in covers common small tooling sizes
✅ Made from high-quality case-hardened steel for durability
✅ 100% hand-inspected with strict quality control in the USA

💡 What is an ER11 spring collet used for in precision milling and drilling? This handy tool grips cutting tools securely for accurate work in metalworking. - Improves tool stability and reduces runout in CNC mills and drill presses - Compatible with standard ER11 chucks for hobbyist and professional setups - Made from durable case-hardened steel for long life in daily use