41mm R25 Thread Semi Ballistic Button Bits For Rock Drilling
Henglong is a professional manufacturer of premium rock drilling tools, specializing in high performance threaded button bits for mining, quarrying, tunneling and horizontal drilling projects.
Core Specifications
| Specification |
Details |
| Thread |
R25 |
| Drilling Diameter |
41mm |
| Gauge Length |
59mm |
| Front Face |
27mm |
| Skirt Type |
Standard |
| Carbide Profile |
Semi ballistic |
| Carbide Buttons |
7 tungsten alloy teeth |
Product Features
- Part of versatile R series covering R22, R25, R28 and R32 thread types
- Available in diameters of 38mm, 41mm, 45mm, 48mm and 51mm
- Compatible with extension rods of 0.5m, 0.8m and 1.2m lengths
- Ideal for quarrying operations and underground mining tunneling
- Compatible with YT27, YT28 and YT29A drilling rigs
- Standard 22*108mm shank size
- Optimized structure for concentrated drilling force and lower energy consumption
Applications
Widely adopted in underground mining tunneling, horizontal construction drilling, and delivers stable, efficient rock breaking performance for medium and hard rock formations.
Engineered for heavy duty rock drilling scenarios, our 41mm R25 semi ballistic threaded button bit balances durability, drilling efficiency and cost performance perfectly. Strictly manufactured with standardized production processes and quality inspections, every drill bit delivers consistent reliable performance for global mining and construction projects.