BT 40 End Mill Holders – Extended

BT 40 End Mill Holders

Techniks Certified for accuracy and balance.
Each holder comes with a complete lab report

Features

  • High precision bore (H5) is best in industry
  • Balanced to 15,000 RPM at G6.3
  • Taper ground to AT3 for maximum spindle contact

BT30 toolholder

BT 40 Extended Length End Mill Holders

Click on part number link to download the CAD file.

Part No.
Description
d1
L1
d2
BT 40 x 1/8" I.D. - 4"
1/8"
4"
.68"
BT 40 x 3/16" I.D. - 4"
3/16"
4"
.68"
BT 40 x 1/4" I.D. - 4"
1/4"
4"
.78"
BT 40 x 3/8" I.D. - 4"
3/8"
4"
1.0"
BT 40 x 1/2" I.D. - 4"
1/2"
4"
1.25"
BT 40 x 5/8" I.D. - 4"
5/8"
4"
1.5"
07140-3/4-4
BT 40 x 3/4" I.D. - 4"
3/4"
4"
1.75"
07140-7/8-5
BT 40 x 7/8" I.D. - 5"
7/8"
5"
1.75"
BT 40 x 1.0" I.D. - 5"
1.0"
5"
2"