Tapping Holder Collet Chuck For CNC Machining Center With Overload Protection, BT40 GT12 110L, Telescopic Buffer, Speed Steel Shank, 0.001mm Accuracy, High Concentricity, Heavy Duty Workhorse Tooling

BT40 GT12 Tapping Holder with Overload Protection (110L)
✔️ 0.001 mm accuracy, high concentricity, heavy duty design

This tapping holder is a precision tool designed for CNC machining centers, used for accurate thread processing and tapping operations. It supports GT12, TC312, and G3 chucks and includes overload protection to guard tools and equipment.

✅ Overload protection with 5 mm retraction to prevent tap breakage
✅ 0.001 mm accuracy and high concentricity for precise threads
✅ High-speed steel construction, vacuum quenched for long life
✅ Telescopic buffer and precise guide sleeves for consistent performance
✅ 110L length for extended reach in BT40 GT12 setups

💡 What is a tapping holder with overload protection used for in CNC machining?

Fast, practical answer:

- Helps prevent tap breakage and damage during threading
- Maintains tight tolerances for high quality threads
- Overload protection retracts internal mechanism by 5 mm when overload is detected
- Works with GT12, TC312, and G3 chucks for flexible threading tasks
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