BT 40 End Mill Holders

BT 40 Standard End Mill Holder

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 End Mill Holders Inch Size

Click on part number link to download the CAD file.

Part No.
Description
d1
L1
d2
BT 40 x 1/8" I.D. - 2.5"
1/8"
2.5"
.68"
BT 40 x 3/16" I.D. - 2.5"
3/16"
2.5"
.68"
BT 40 x 1/4" I.D. - 2.5"
1/4"
2.5"
.78"
BT 40 x 5/16" I.D. - 2.5"
5/16"
2.5"
.88"
BT 40 x 3/8" I.D. - 2.5"
3/8"
2.5"
1.0"
07140-7/16
BT 40 x 7/16" I.D. - 2.5"
7/16"
2.5"
1.10"
BT 40 x 1/2" I.D. - 2.5"
1/2"
2.5"
1.25"
BT 40 x 5/8" I.D. - 2.5"
5/8"
2.5"
1.50"
BT 40 x 3/4" I.D. - 2.5"
3/4"
2.5"
1.75"
BT 40 x 1.0" I.D. - 3.56"
1.0"
3.56"
2"
07140-1-1/4
BT 40 x 1-1/4" I.D. - 3.56"
1-1/4"
3.56"
2.5"
07140-1-1/2
BT 40 x 1-1/2" I.D. - 3.56"
1-1/2"
3.56"
2.5"

BT 40 End Mill Holders Metric Size

Part No.
Description
d1
L1
d2
BT 40 x 6mm I.D. - 50mm
6mm
50mm
25mm
BT 40 x 8mm I.D. - 50mm
8mm
50mm
28mm
BT 40 x 10mm I.D. - 63mm
10mm
63mm
35mm
BT 40 x 12mm I.D. - 63mm
12mm
63mm
42mm
17135
BT 40 x 16mm I.D. - 63mm
16mm
63mm
48mm
BT 40 x 18mm I.D. - 63mm
18mm
63mm
50mm
BT 40 x 20mm I.D. - 63mm
20mm
63mm
52mm
BT 40 x 25mm I.D. - 100mm
25mm
100mm
65mm
BT 40 x 32mm I.D. - 100mm
32mm
100mm
72mm