CAT 40 End Mill Holders –
Extended Length

CAT 40 Standard End Mill Holder

Techniks Certified for bore & taper tolerances
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 at AT3 for maximum spindle contact
CAT 40 EMH DIAGRAM

CAT 40 Extended 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. - 6"
1/8"
6"
.69"
CAT 40 x 3/16" I.D. - 6"
3/16"
6"
.69"
CAT 40 x 1/4" I.D. - 6"
1/4"
6"
.78"
CAT 40 x 3/8" I.D. - 5"
3/8"
5"
1.0"
CAT 40 x 1/2" I.D. - 4.63"
1/2"
4.63"
1.25"
CAT 40 x 5/8" I.D. - 5.75"
5/8"
5.75"
1.5"
CAT 40 x 3/4" I.D. - 5"
3/4"
5"
1.75"
CAT 40 x 1.0" I.D. - 6"
1.0"
6"
2"
CAT 40 x 1 -1/4" I.D. - 6"
1 -1/4"
6"
2.5"