Rotary drill bits
RR340
- Bearing type
- Single seal roller bearing
- Cutting structure
- S series
- Bit sizes
- 171.00 - 311.00 mm (6.75 - 12.25 ) in.
![RR340 rotary drill bit side black background](/siteassets/images/rock-tools/rotary-drill-bits/rr340-side-blackbg-002.jpg?width=480&height=293&rmode=crop&rsampler=bicubic&compand=true&quality=90&v=1695272755&hmac=6fccebed4edf5a71a1e8480532fed6415177fbdc9bffc3c99de5fc89b1b5b024)
The innovative single-sealed roller-bearing technology and optional Sandvik PowerCarbide® inserts ensure reliable and efficient drilling with 45% longer service life and lower drilling costs for the RR340 bit compared to standard air-bearing bits.
Features
-
Increased productivity
RR340 offers endurance and superior bit life in a range of drilling applications. The premium single-sealed roller bearing bit is designed for challenging ground conditions in wet and abrasive formations of medium or hard rock.
-
Optimal design
This rotary bit features Optional PowerCarbide®, cone steel protection, tailored coring protection and shirt tail tip hard metal protection. These elements protect against bit life wear in hard and abrasive rock, increasing bearing life.
-
Drilling economy
In field tests, RR340 gives +45% increased service life and +25% bearing hours. This means fewer bit changes, which increases safety and is better for the environment and drilling economy.
Product specifications
- Bearing type
- Single seal roller bearing
- Cutting structure
- S series
- Bit sizes
- 171.00 - 311.00 mm (6.75 - 12.25 ) in.
- PowerCarbide®
- Optional SH75 grades
- Bit weight
- 22.000 - 98.000 kg (49.000 - 216.000 lb)
*For more specific technical details, please contact a Rock Tools Sales Representative
![](https://img.youtube.com/vi/kqANIJKiET8/mqdefault.jpg)
![RR340 rotary drill bit laying](/siteassets/images/rock-tools/rotary-drill-bits/rr340-laying.jpg?width=480&height=270&rmode=crop&rsampler=bicubic&compand=true&quality=90&v=1695272755&hmac=0242c87077641e8c3a052b596182ef7cd05b73e2ec09b5a85c42fe71911eddaa)
Learn more about RR340 features
Multiple applications
Utilize RR340 for abrasive applications and autonomous drilling where air-bearing failures occur, water is used for dust control or in the presence of groundwater.
Boost productivity
Single seal, simply works
Innovative single seal roller bearing technology & optional PowerCarbide® inserts offer 45% longer service life & lower costs.
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