Hella Precise BT40 ER20 Collet Chuck And Spindle Balanced Tool Holder For Cnc Milling Gear With Dead Nuts 0.005Mm Accuracy And Rock Solid Build Quality

Accurate BT40 ER20 Collet Tool Holder For CNC Milling Tools
✔️ 0.005mm tolerance, spindle balanced, solid steel construction

This holder locks cutters straight into your CNC mill spindle. It keeps things smooth when pounding through aluminum or chewing up wood without shaking apart.

✅ 0.005mm runout keeps cuts razor sharp
✅ Knurled handwheel let you swap bits quick
✅ Sealed bearings take heavy side loads easy
✅ Fits standard ER20 clamps for most shops

📐 Actual Size / Max RPM Chuck Size: ER20 Accuracy: 0.005 mm Tool Retention: Drawbar Pull Balance: G2.5 ISO 1940

💡 Why pick a colleted spindle holder over a quick change rack?
- Grip bites deep even when feeding hard materials fast
- Balanced setup stops that annoying buzz in thick stock
- Slides right onto standard tapers with zero fuss
- Low upkeep means more running time and less downtime