BMT Radial Retractable Drive tool holder
BMT Radial Retractable Drive tool holder

BMT40-90-ER25 Radial Retractable Drive tool holder

Dimensions:
A (in mm) – 88
B (in mm) – 62
C (in mm) – 16
D (in mm) – 25
E (collet) – ER25
F (in mm) – 63
Internal coolant supply
Water pressure – 150Mp

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Description

BMT Radial Retractable Drive tool holder BMT Radial Retractable Drive tool holder

model A B C D E F
BMT40-90-ER20 86 60 16 23 ER20 53
BMT40-90-ER25 88 62 16 25 ER25 63
BMT45-90-ER25 90 61 25 25 ER25 63
BMT55-90-ER25 90.5 57.5 20 25 ER25 63
BMT55-90-ER32 90.5 57.5 20 26 ER32 77
BMT65-90-ER40 111.5 52 26 29.7 ER40 80

BMT Axial Retractable Drive tool holder BMT Axial Retractable Drive tool holder

model A B C D E F
BMT40-0-ER20 73 80 9 23 ER20 53
BMT40-0-ER25 86 80 16.8 25 ER25 63
BMT45-0-ER25 84 84 11.8 25 ER25 63
BMT55-0-ER25 88 74.5 10 25 ER25 63
BMT55-0-ER32 97 74.5 10 26 ER32 77
BMT65-0-ER40 105 84 17.7 29.7 ER40 80

Retractable Axial Drive Units

BMT Axial Drive Units – Power and Precision in Axial Machining

For operations requiring precise axial tool movement,  BMT’s retractable axial drive units  offer the ideal solution. These professional modules significantly expand the functionality of CNC lathes, ensuring high accuracy in drilling, boring and other axial operations.

Key Benefits

🔹 High positioning accuracy  – error less than 0.005 mm
🔹 Powerful drive  – stable operation even under intensive loads
🔹 Smooth extension  – hydraulic or ball screw system
🔹 Compact design  – saves space on the machine
🔹 Quick integration  – compatible with most CNC systems

Technical features

✓ Extension range up to 300 mm
✓ Position control sensors
✓ Overload protection
✓ Automatic locking system
✓ Possibility of working at high speeds

Application areas

  • Deep drilling and boring
  • Deep hole machining
  • Cutting internal threads
  • Production of hydraulic components
  • Manufacturing of parts for the energy industry

BMT – innovative solutions for complex technological tasks!

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