Page 913 - Tungaloy Catalog

Feature

- Enables the diameter of TungdrillTwisted (TDX) to be adjusted. Max : +.051”
Diameter adjusting range of -.012” to +.051”.
- With TungBore, standard TDX drills can cover the usage of
special diameter drills.

Min -.012”

Operating Instructions A: Clamp screw
B: Adjust screw
① Fix the TDX drill with the clamping screw.
② Adjust the screw "A". Preset should be made on a pre-setter to -.0079”
from the required diameter. Tighten the clamp screw "B".
③ On the machine, make a test cut.
④ Measure the bore diameter.
⑤ Make the adjustment to the desired diameter on the machine with dial
indicator or on the pre-setter.
⑥ Loosen the clamping screw.
⑦ Adjust to the required diameter A
"Desired diameter" - "Measured diameter" = "Adjusted amount"
⑧ Tighten the clamping screw.

B

Tooling Systems
12

12–5