DualDRIVE CAT40 Shrink-Fit holders for full dual-contact machining

DualDRIVE Cutting Demo Video

DualDRIVE CoolFLEX holders (see diagram below) are factory set for coolant-thru spindle. Remove 2 setscrews for DIN B coolant.

CAT40 DualDRIVE shrink-fit holders with CoolFLEX DIN B coolant


Choose DualDRIVE for
DUAL-CONTACT Machining

  • For dual contact and standard spindles
  • Improves rigidity - reduces vibration
  • Increases feed rates up to 20%
  • Extends tool life and reduces scrap
  • CoolFLEX DIN B coolant feature

DualDRIVE_for BIG-PLUS spindles
See DualDRIVE on Standard Spindles

Flange kits not needed for dual contact spindles

CAT 40 DualDRIVE Shrink-Fit Holders

Part No.
Description
d1
d2
d3
I1
I2
79011 CAT 40 x SF 1/4" - 3.5" DualDRIVE
1/4"
18mm
27mm
3.5"
36mm
79021 CAT 40 x SF 3/8" - 3.75" DualDRIVE
3/8"
24mm
32mm
3.75"
42mm
79027 CAT 40 x SF 1/2" - 3.75" DualDRIVE
1/2"
28mm
34mm
3.75"
47mm
79036 CAT 40 x SF 3/4" - 4" DualDRIVE
3/4"
36mm
42mm
4"
52mm
79042 CAT 40 x SF 1.0" - 4" DualDRIVE
1.0"
46mm
53mm
4"
58mm
79046 CAT 40 x SF 1-1/4" DualDRIVE
1-1/4"
46mm
53mm
4"
58mm