Threaded Button Bits
Rock drilling bits
Threaded Button Bits
Rock drilling bits
This threaded button bits are made to create holes with a large diameter. It has threads and, through the threads, can be connected to different threaded drill rods, like both shank rods and extension rods, drifter rods, MF rods and guide rods.
The thread size of the button bits range from R22, R25, R32, R35, SR35, R38, T38, T45, T51, ST58 and ST68.
| Threaded Rock Drill Bits | D | Buttons × Button Diameter | Gauge Button Angle | Thread | ||
| Button Bits | mm | inch | Gauge button | Face button | ||
 | 48 51 | 1 7/8 2 | 5×11 5×12 | 2×9 2×10 | 35° 35° | R35 R35 |
 | 48 51 | 1 7/8 2 | 5×11 5×12 | 2×9 2×10 | 35° 35° | R35 R35 |
 | 48 51 54 | 1 7/8 2 2 1/5 | 6×10 6×10 6×11 | 3×9 3×9 3×10 | 30° 35° 30° | R35 R35 R35 |
| 48 51 | 1 7/8 2 | 6×10 6×10 | 3×9 3×9 | 30° 35° | R35 R35 | |
| 48 | 1 7/8 | 6×10 | 3×9 | 30° | R35 | |
 | 89 | 3 1/2 | 9×12 | 6×11 | 35° | T51 |
 | 64 70 76 89 | 2 1/2 2 3/4 3 3 1/2 | 8×10 8×11 8×11 9×11 | 4×10 6×10 6×10 6×10 | 30° 35° 35° 35° | T38 T38 T38 T38 |
| 64 79 | 2 1/2 3 | 8×10 8×10 | 4×10 6×10 | 35° 40° | T38 T38 | |
SANDCO is a trusted manufacturer of rock drilling tools with focus on R&D, manufacture and supply of a variety of high quality drilling consumables. For the past years, we have manufactured and supplied a complete range of top hammer drill tools and DTH drill tools for different applications including mining, quarrying, construction and tunneling. As a reliable drilling tools manufacturer, we are constantly searching for ways to improve the quality of rock drilling tools and deliver unparalleled services to win customers' satisfaction.
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