Drilling Solutions
DTH Drill Bit Series
Button and DTH drill bits matched to every hammer size for abrasive rock.
Applications
- Mining
- Quarrying
- Blast hole drilling
Key features
- ✓Button heads for abrasive rock
- ✓Matched to every K/L/M hammer size
- ✓Standard shank adapters keep strings reliable
Quick Selection Guide
Use the published hole range, drive arrangement and duty notes to narrow the DTH Drill Bits range before opening a model page.
90–105 mm holes
K3 button bit class — order bits and hammers as a set to keep the drill string correct.
Not sure which model fits your project? Send your hole diameter, depth, site conditions and compressor requirement — we will confirm the match before quotation.
Full Specification Comparison
Compare all models below. Click any model name to view full specifications and inquiry details.
| Model | Machine | Hole range (mm) | Recommended hammer |
|---|---|---|---|
| K10 (Bit) → | K10 (Bit) Drill Bit | 275-350 | K10 |
| K3 (Bit) → | K3 (Bit) Drill Bit | 90-105 | K3 / K30C |
| K30 (Bit) → | K30 (Bit) Drill Bit | 90-105 | K30C |
| K4 (Bit) → | K4 (Bit) Drill Bit | 105-130 | K4 |
| K40 (Bit) → | K40 (Bit) Drill Bit | 105-130 | K40 / K40C |
| K5 (Bit) → | K5 (Bit) Drill Bit | 135-216 | K5 |
| K50 (Bit) → | K50 (Bit) Drill Bit | 140-178 | K50 |
| K6 (Bit) → | K6 (Bit) Drill Bit | 155-190 | K6 |
| K8 (Bit) → | K8 (Bit) Drill Bit | 203-305 | K8 / K80 |
| K80 (Bit) → | K80 (Bit) Drill Bit | 254-295 | K80 |
| L2.5 (Bit) → | L2.5 (Bit) Drill Bit | 76 | L2.5 |
| L3/L30 → | L3/L30 Drill Bit | 90-130 | L3 / L30 |
| M3 (Bit) → | M3 (Bit) Drill Bit | 90 | M3A / M3AK / SF90 (M30C) |
| M30A → | M30A Drill Bit | 90-110 | M30A |
| M30K → | M30K Drill Bit | 90-100 | M30K |
| R25 → | R25 Drill Bit | — | R25 |
| R32 → | R32 Drill Bit | — | R32 |
Configuration & customization
Each rig can be configured to your project. Standard and optional packages include:
- Shank adapters
- Coupling sleeves
Frequently asked questions
What hole sizes is the DTH Drill Bit Series matched to?
See the series description and model table for the matched hammer and bit sizes.
How do I match the DTH Drill Bit Series to my drill string?
Confirm hammer size, bit diameter and thread standard against your rig and compressor before ordering — our team can verify the match for your site.
Can the tools be configured for my project?
Standard combinations cover the published sizes; custom shank adapters and coupling sizes are available on request. Send your drill string details through the inquiry form.