Impact Resistant 14-Tooth T51 Threaded Button Bit for High-Efficiency Rock Drilling and Tunneling
Name
Impact-resistant T51 threaded button bit with Anti-Jamming Performance
Thread
T51
Diameter
116mm
Body Length
148mm
Carbide
4 × 12mm, 6 × 12mm, 9 × 14mm
Skirt Design
Ordinary
Carbide Design
Spherical tooth design
Face Design
Concave face
Product Overview
The Impact-Resistant 14-Tooth T51 Threaded Button Bit is a high-efficiency rock drilling tool engineered for complex tunneling conditions. Designed with superior impact resistance and adaptability, this bit excels in medium-hard to extremely hard rock formations, significantly enhancing drilling stability and operational efficiency in demanding tunneling applications.
Key Features & Benefits
Enhanced Impact Resistance: 14 carbide ball teeth with 40% increased single-tooth impact strength withstand tunnel rock drilling loads, minimizing tooth breakage and loss
Precision Drilling: Central positioning tooth design ensures drilling accuracy within ±1mm for uniform tunnel blasting results
Optimized Tunnel Performance: Multi-water hole dust removal system coarsens rock cuttings and reduces dust concentration by 60%
Extended Durability: Maintenance-free ball teeth design provides 5-6 times longer service life than traditional flat drill bits, reducing replacement frequency and improving construction continuity
Versatile Rock Formation Compatibility: Universal face head handles uneven hardness and fractured rock formations, preventing drill bit jamming and borehole collapse
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14 Tooth T51 Threaded Button Bit Impact Resistant Anti Jamming