Home > Our Products > STS (Single Tube System) > Trepanning Tools
Trepanning is a method of hole drilling which leaves a center core. As trepanning consumes less power than solid drilling, it is used for drilling larger holes. This method also has an advantage when drilling a expensive material as the solid core can be used for other purposes.
Indexable Drill Head
Outer Thread
| Style | Dia. Dc(mm) |
Tolerance | Surface roughness Ra |
||
|---|---|---|---|---|---|
| UTT |  |
100.00 - 328.00 | IT10 | 1-2μm | |
Inner Thread
| Style | Dia. Dc(mm) |
Tolerance | Surface roughness Ra |
||
|---|---|---|---|---|---|
| UTT |  |
100.00 - 305.99 | IT10 | 1-2μm | |
* Flange type also available upon request. Please contact us for more details.
