HC50 Drifter is the flagship ultra-heavy-duty New Original Hydraulic Rock Drill. It’s engineered for top-tier jumbo drill rigs, leading ultra-efficient, super-stable, and extreme-performance drilling operations in mega mining, 3000m ultra-deep tunneling, and open-pit quarries.
| Dimensions and Weight |
| Weight |
103 Kg (227 Ib) |
| Length without shank adapter |
826 mm |
| Length with shank adapter |
996 – 1,007 mm |
| Overall Width |
314 mm (12.3 inch) |
| Height |
164.5 mm (6.4 inch) |
| Rotation Specs |
| Max. Rotation Speed (RPM) |
31cc (235 rpm), 43cc (209 rpm), 55cc (193 rpm), 67cc (237 rpm) |
| Oil Flow (I / min) |
31cc (25 I / min), 43cc (30 I / min), 55cc (35 I / min), 67cc (52 I / min) |
| Max. Pressure (bar) |
31cc (140 bar), 43cc (140 bar), 55cc (140 bar), 67cc (140 bar) |
| Max. Torque (Nm) |
31cc (230 Nm), 43cc (305 Nm), 55cc (385 Nm), 67cc (466 Nm) |
| Impact Ratings |
| Max. Output |
12 – 14 kW (16 – 19 hp) |
| Input Range |
21 – 23 kW (28.5 – 31 hp) |
| Percussion Flow Range (Max.) |
90 – 105 I / min |
| Percussion Pressure Range |
130 – 150 bar (1885 – 2175 psi) |
| Max. Impact Frequency |
55 – 70 Hz (3300 – 4200 bpm) |
| Flushing Flow and Pressure |
| Water Flushing |
30 – 60 I / min |
| Front end Lubricating air Consumption |
300 I / min |
| Overhaul Kits |
| Seal Kit |
|
| 400 Impact Hours Kit |
|
| 800 Impact Hours Kit |
|
| 1600 Impact Hours Kit |
|
| 3200 Impact Hours Kit |
|
| Shank Adapters |
| D45 H25 F |
86761533 |
| D45 R32 F |
866638087 |
| D38 R32 M |
86619400 |
| D38 R38 M |
86619558 |
| D38 T38 M |
86619566 |
With a weight of 103 Kg (227 Ib), it balances flagship-level operational flexibility and unparalleled structural robustness. Its drill diameter ranges from 95-220 mm, covering ultra-large-scale blasting hole requirements for mega mining projects. Notably, its 100 kW ultra-heavy-duty hydraulic power delivers consistent, powerful, and energy-efficient impact force. It excels in 3000m deep underground tunnels and mega open-pit mines, handling extra-hard rock, thick ore layers, and high-pressure narrow spaces with ease.
This Hydraulic Drifter undergoes strict factory quality control and flagship-level ultra-heavy-duty performance testing. It ensures 100% compatibility with Montabert high-performance jumbo rigs. Moreover, it eliminates critical flaws of non-original parts: weak load-bearing capacity, poor environmental adaptability, and frequent malfunctions. Even in harsh extreme conditions (high pressure, continuous vibration, heavy dust/wetness), it maintains consistent peak performance.
Its precision-machined structure uses aerospace-grade high-strength alloy + flagship-exclusive wear-resistant/corrosion-resistant composite materials. This design ensures ultra-fast drilling speed and extreme durability—core advantages of its flagship positioning. In addition, the eight-layer sealed system + smart thermal insulation coating provides superior protection against moisture, extreme temperatures, and abrasive particles. It extends service life by 50% compared to ordinary heavy-duty drifters.
As a flagship ultra-heavy-duty Hydraulic Rock Drill, it features advanced intelligent power management. It maximizes drilling productivity while reducing fuel consumption by 30%. Furthermore, its optimized hydraulic system ensures smooth operation even under fluctuating ultra-heavy loads. This makes it ideal for long-term, large-scale drilling projects in mega mining enterprises.
Short delivery time ensures timely equipment replacement or project startup. Competitive pricing offers cost-effective solutions for mega mining and construction companies. Importantly, original factory quality assurance guarantees long-term operational stability. It minimizes downtime and project delays, supporting continuous production in high-demand mining environments.
Whether for 3000m ultra-deep underground tunnel excavation or coal mine drilling in narrow shafts, it delivers reliable, high-output results. For mega open-pit quarry blasting, it maintains efficiency in extreme weather (freezing cold, scorching heat, heavy rain, sandstorms). Specifically, it adapts to extra-hard rock mines, thick ore layers, high-pressure narrow tunnels, and multi-dust wet quarries—meeting diverse drilling needs of mega-scale projects.
Non-original drifters often lack ultra-heavy-duty capacity, have short service lives, or require frequent maintenance. They lead to extra costs and massive productivity losses. In contrast, the HC50 Drifter retains structural integrity and flagship-level performance consistency. Its ultra-heavy-duty capacity, high efficiency, and low maintenance empower your jumbo rigs to operate at peak efficiency, driving profitability in mega mining projects.