MH-3R

MH-3R Quick Replaceable Roller cutter is a highly versatile and precision-engineered solution, designed for a wide range of applications, including HDD Hole Openers, Micro Tunneling Heads, Auger Reamer Heads, and Bored Piling Core Barrels. Its quick-release mechanism simplifies the replacement process, allowing for fast and efficient roller bit changes when worn, significantly reducing downtime and enhancing operational efficiency.

Quick Replacement & Anti-Loosening System

Bit a rullo di tipo sostituibile

Slot & Bolts Connection

 Slot pocket & 3 bolts design 

• Advantages:

   • Quick release mechanism for fast replacement, ensuring minimal downtime during operations

   • Secure spring lock system to prevent bolt failures during drilling, reducing operational risks. 

Holder

• Spec. 125mm*80mm*120mm

• Increased holder thickness for enhanced durability

• Advantages:

  • Minimizes the impact of welding heat on the bearing system.

   • Accurate positioning, quick replacement.

3rd Generation Cone

• Full Covered 3rd Generation

• Inserts Qty: Maximized 52 pcs 

• OD: 139 mm 

• Feature: Full covered insert, no blind spot

• Performance: Maximum duration & penetration rate

Inserimenti perfetti per ogni tipo di roccia

Becco di rondine

Conico

Sferico

Progettato per tutte le condizioni di roccia - Soluzioni su misura per il tuo progetto unico

60-110MPa

* Nota: disponibile solo per la terza generazione di coni 

100-180MPa

130-280MPa

Large

Standard

12MH-3R

MH-3R

Inquiry

Inquiry

Additional Support

Select Roller Bit

Improve Tool Design

Welding Instruction

Operation Tips

Selecting the appropriate type and quality based on the geological formation is crucial for optimizing drilling efficiency

A well-designed core barrel enhances debris removal, significantly improving drilling efficiency

Correct roller bit placement and welding accuracy are vital for achieving the desired drilling results.

Proper control of drilling weight and rotating speed directly impacts penetration rates and roller bit wear

Application

CONTACT US

We are committed to tack the most challenging hard rock project. Our knowledgeable sales staff will find the right tool and solution to make your project more efficient and profitable.

Replaceable Type

BASIC

CLASSIC

LARGE

Welded Type

HOLDER TYPE

BOLTS TYPE

Related Products

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where we combine innovation with deep industry knowledge to drive success in both HDD and foundation drilling.

P: +86 0317 2020557

M: +86 18832751035

WhatsApp: +8619833109840

Ms. Rachel G