CUBYH114 CNC Core Drill Bit
The CUBYH114 is a 1‑1/4″ CNC core drill bit with a 1/2″ gas male thread, designed for precision hole cutting in ultra‑compact materials such as porcelain, engineered stone, granite, and marble. It’s built with diamond segments and a tapered design for clean, fast holes when used on CNC machines, especially with water for cooling.
1 1/4" Cyclone Ultra Dry Thin Wall CNC 1/2" Gas Core Bit polishing pad designed for fast, smooth stone finishing. Ideal for granite, marble, and engineered stone surfaces. Delivers reliable performance with angle grinders or air polishers.
Key Features
1‑1/4″ Diamond Core Diameter
Ideal size for medium holes in stone and compact surfaces.
1/2″ Gas Male Thread
Easy mounting on CNC machines or tooling spindles.
T‑Segment Diamond Design
Delivers clean, accurate hole cutting with reduced segment loss.
Thin Tapered Segments
Help achieve smooth hole edges and minimal chipping.
Wet Cutting Only
Use with water to cool the tool and extend bit life.
Specifications
| Attribute | Details |
|---|---|
| SKU | CUBYH114 |
| Core Diameter | 1‑1/4″ |
| Thread/Fitting | 1/2″ gas male |
| Max RPM | 3,000 |
| Use | Hole drilling on CNC machines |
| Compatible Materials | Porcelain, engineered stone, granite, marble, quartzite |
| Cutting Method | Wet cutting only |
Item & Performance Table
| ITEM # | SIZE | FITTING | USABLE LENGTH | MAX RPM |
|---|---|---|---|---|
| CUBYH138 | 1 3/8″ | 1/2″ gas male | 2.25″ | 2,300 |
| CUBYR138 | 1 3/8″ | 1/2″ gas male (reverse thread) | 2.25″ | 2,300 |
| CUBYH114 | 1 1/4″ | 1/2″ gas male | 2.25″ | 2,300 |
| CUBYH112 | 1 1/2″ | 1/2″ gas male | 2.25″ | 2,300 |
