BT 40 / ER 20 x 070 H

SKU 4140.12030

BT 40 / ER 20 x 070 H

$255.00 MSRP

Available on backorder

Most items ship within 1–2 weeks; confirmed at order.


  • Balanced to 25,000 RPM
  • 0.0001″ TIR
  • Includes Hi-Q Nut
  • High Vibration Damping
  • Manufactured in Switzerland

Specifications

FamilyToolholders
Spindle interfaceBT
Taper classStandard
Spindle sizeBT 40
Tool sideER
Collet takenER20
TIR (in)0.0001
TIR (mm)0.003
Nose diameter (in)1.3396
Nose diameter (mm)34.0
Projection (in)2.758
Projection (mm)70.0
Max RPM25000
Coolant-thru Yes