KATDRILLS YN30A Rock drill
YN30A is a high-performance handheld gasoline-powered rock drill optimized for percussive drilling in medium to hard rock formations. As an upgraded model focusing on drilling efficiency, it outperforms the YN27C in power output, dust-blowing effectiveness, and drilling depth capability, making it ideal for mining, quarrying, and large-scale construction projects.
Parameters
|
Weight of main machine |
27kg |
|
Overall dimensions |
746*315*229mm |
|
Type of engine |
Single cylinder cooled two strokes |
|
Cylinder diameter& stroke of piston |
φ58*70mm |
|
Rotating speed of engine |
≥2700/min |
|
Type of carburetor |
Hand needle valve, no floating type |
|
Ignition |
Controllable silicon,contact-less system |
|
Drilling speed |
≥250mm/min |
|
Drilling hole diameter |
φ28-42mm |
|
Max drilling depth |
6m |
|
Fuel consumption |
≦0.121L/m |
|
Tank capacity |
≥1.14L |
|
Mixture ratio of gasoline lubricating oil |
12:1 |
|
Drill rod and breaker |
Hexagonal 22*108mm |
|
Rotatiing speed of drill rod |
≥200r/min |
|
Clearance of spark plug |
0.5-0.7mm |
Application
Construction demolition (concrete structures, bridges)
Road maintenance (asphalt removal, pothole repair)
Emergency rescue (collapsed building debris clearing)
Quarrying (soft rock breaking, material sizing)
Mining (secondary breaking, ore fragmentation)
Advantages
Enhanced Drilling Power
Stronger impact force (up to 1,400 J) for faster penetration in hard rock (granite, basalt)
Optimized air compression system delivers superior dust-blowing performance, preventing drill bit clogging and extending tool life
More stable power output under heavy loads, reducing stalling during continuous drilling
Improved Durability
Reinforced cylinder and piston with high-strength wear-resistant materials for prolonged service life
Upgraded sealing components provide better dust and water resistance in harsh job site conditions
Sturdier gearbox design handles higher torque requirements during deep-hole drilling
Extended Drilling Capability
Deeper maximum drilling depth (8 m vs 6 m for YN27C) for larger-scale projects
Better heat dissipation system supports longer continuous operation without overheating shutdowns
Compatible with a wider range of drill bits for various rock conditions
Efficient & Reliable Operation
Self-contained design works independently without external power or air supply
Easy-start system with improved cold-start performance in low-temperature environments
Simplified controls: single-lever operation for both drilling and dust-blowing functions
Versatile Application
Primary use: rock drilling for blasting, anchoring, and exploration
Convertible to breaker/rammer with minor part changes for light demolition work
Ideal for remote locations, mountainous areas, and temporary projects without infrastructure.
Our Service
At KAT Drilling Tools, we deliver customer-centric solutions for mining, construction, exploration, and oil & gas sectors-covering the full drill tool lifecycle.
Customized Design & Manufacturing
Bespoke drill bits/rods tailored to your drilling conditions, compliant with API/ISO standards. Rapid prototyping and batch production available.
Quality Control & Testing
Rigorous raw material, in-process, and final performance inspections. Detailed quality reports for every batch.
Technical Consultation & Support
Expert advice on tool selection, on-site training, and real-time troubleshooting to minimize downtime.
After-Sales Maintenance & Repair
Cost-effective maintenance, professional repair, and fast spare parts supply to extend tool lifespan.
Logistics & Supply Chain
Flexible delivery (bulk/JIT/emergency), secure packaging, and full customs/documentation support for global trade.
Long-Term Partnership
Customized service packages, dedicated account management, and continuous optimization based on your feedback.
Why choose us?
At KAT Drilling Tools, we stand out as your trusted drill tool partner for core advantages that deliver real value:
1. One-Stop Drill Tool Supply
2. Uncompromising Quality
3. Competitive Cost-Effectiveness
4. Professional Technical Support
5. End-to-End Service
6. Global Reliability
7. Trusted Long-Term Partnership
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