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- MH-1
Basic Type
MH-1
Budget-friendly, reliable entry-level solution
The MH-1 is DRILLNOVA’s most cost-effective roller bit, designed for budget-conscious projects without compromising on performance. Made from durable 20CrNiMo steel and featuring 3rd generation leg and roller cone technology, it provides reliable drilling efficiency. Its vacuum grease system extends bearing life, and the flat body allows for quick and easy welding, making it an ideal choice for those new to roller bits or seeking an affordable solution for piling projects up to 2000 mm.
3rd Generation Cone
• Piling Design 3rd Generation
• Inserts Qty: Maximized 52 pcs
• OD: 139 mm
• Feature: Full covered insert, no blind spot
• Performance: Maximum duration & penetration rate
1st Generation Body
• Tricone Bit Design
• Shape: Irregular body shape
• Advantages:
• High torque & drilling weight capacity
Vaccum Grease Systerm
• Piling Design
• 0.6 Mpa consistent pressure
• Advantages:
• No rubber component, less vulnerable to welding heat
• 20% bearing working life increase
Perfect Inserts for Every Rock Type
Engineered for All Rock Conditions—Tailored Solutions for Your Unique Project
Chisel
60-110MPa
Conical
100-180MPa
Spherical
130-280MPa
* Note: only Spherical available for MH-1
Additional Support
Select Roller Bit
Selecting the appropriate type and quality based on the geological formation is crucial for optimizing drilling efficiency
Improve Tool Design
A well-designed core barrel enhances debris removal, significantly improving drilling efficiency
Welding Instruction
Correct roller bit placement and welding accuracy are vital for achieving the desired drilling results.
Operation Tips
Proper control of drilling weight and rotating speed directly impacts penetration rates and roller bit wear