Product family
Back Drill Bit Sizes
Made by Ttm Technologies, INC · Sterling, VA
- Size
- 0.0157
- Product class
- Metalworking high-speed steel and carbide cutting tools. twist drills, and threading tools, including end mills, milling cutter inserts, masonry twist drill bits, gun drills, countersinks, counterbores, and threading blanks, tips, and insNAPCS 2050080000
From Ttm Technologies, INC’s own documents · read October 17, 2026 · not verified by FactoryRegistry
3 models
| Model | Diameter | |
|---|---|---|
| BD Bit 0.0157 | 0.0157 | |
| BD Bit 0.0177 | 0.0177 | |
| BD Bit 0.0197 | 0.0197 |
Documents
Where this comes from — 1 document
A machine read this from documents Ttm Technologies, INC publishes on its own website, as of October 17, 2026. FactoryRegistry has not verified it; the documents are the authority.
- TechBulletin - BACK DRILL DESIGN GUIDELINE, page 1: “Back Drill Minimum Bit D4 0.0157”
- TechBulletin - BACK DRILL DESIGN GUIDELINE: “TechBulletin - BACK DRILL DESIGN GUIDELINE”