CAT 40 Stubby End Mill Holder

Save money on carbide tools
Extend the working life of your carbide tools by using Techniks end mill holders.

CAT 40 Stubby Diagram

Techniks Quality Features

  • I.D. hole tolerance is H5 (Best in Industry)

  • Balanced to 10,000 RPM to save spindle bearing life

  • Taper ground to AT3 for maximum spindle contact

  • Each holder lab certified for dimensional accuracy

end mill holders diagram

Others T.I.R. 0.0008" – TECHNIKS T.I.R. 0.0001"

Gain 10% tool life for every 0.0001" improvement in T.I.R

Set Screw Dimensions | Toolholder Dimensions

CAT 40 Stubby Length End Mill Holders

Click on part number link to download the CAD file.

Part No.
Description
d1
L1
d2
CAT 40 x 1/8" I.D. - 1.75"
1/8"
1.75"
.75"
CAT 40 x 3/16" I.D. - 1.75"
3/16"
1.75"
.79"
CAT 40 x 1/4" I.D. - 1.75"
1/4"
1.75"
.79"
CAT 40 x 5/16" I.D. - 1.75"
5/16"
1.75"
.88"
CAT 40 x 3/8" I.D. - 1.75"
3/8"
1.75"
.88"
CAT 40 x 7/16" I.D. - 1.75"
7/16"
1.75"
1.12"
CAT 40 x 1/2" I.D. - 1.75"
1/2"
1.75"
1.50"
CAT 40 x 5/8" I.D. - 1.75"
5/8"
1.75"
1.50"
CAT 40 x 3/4" I.D. - 1.75"
3/4"
1.75"
1.75"
22925A-1.75
CAT 40 x 1.0" I.D. - 1.75"
1.0"
1.75"
2"
22927A-2
CAT 40 x 1-1/4" I.D. - 2"
1-1/4"
2"
2.5"