76mm T38 Retrac Button Bit For High Hard Rock Drilling With Tungsten Carbide Inserts

The 76mm T38 Retrac Button Bit is a premium top hammer rock drilling tool engineered for high intensity hard rock drilling operations. Crafted from high strength alloy steel body and durable tungsten carbide buttons, this retrac type drill bit undergoes professional heat treatment and strict performance testing, delivering outstanding wear resistance, stable penetration, and long service life in complex rock formations. As a direct factory supply product, it features standardized forging processing, reliable quality, and cost effective pricing, making it a core drilling accessory for mining and tunneling projects.

• Premium Durable Material : Adopts high quality alloy steel bar and high hardness tungsten carbide inserts, effectively resisting impact and abrasion in hard rock drilling, avoiding frequent bit replacement.
• Optimized Retrac Design : Professional retrac structure ensures smooth drilling and easy bit withdrawal, reducing drilling resistance and improving overall construction efficiency.
• Strict Quality Control : Finished via standardized forging and heat treatment process, with stable mechanical properties, adaptable to long term high load drilling work.
• Customization Support : Custom thread types, sizes, and surface colors (blue, yellow, black, red, or customized) are available to match diverse drilling application scenarios.
• Cost Effective Supply : Direct manufacturer sales without middlemen, providing factory wholesale price with guaranteed original quality.

This T38 76mm tungsten carbide button bit is perfectly suitable for soft, medium, and ultra hard rock formations, widely applied in underground mining, tunnel excavation, bench drilling, long hole drilling, quarry blasting, and granite rock drilling. It is a versatile drilling tool for mineral exploitation, infrastructure construction, and rock engineering projects.

We support complete specifications of retrac button bits, covering 64mm (R32), 76mm (T38), 89mm (T45), 102mm (T51), 115mm (T51), and 127mm (T51) to meet different drilling depth and rock hardness requirements.