Equipped Quarry Drill Rod Bits

  Product Overview Equipped Quarry Drill Rod Bits are integrated rock drilling assemblies combining hexagonal drill rods and carbide drill bits. This pre-assembled set is designed to transfer impact force and torque directly for rock breaking. It can be connected with Coupling Sleeve to build a complete drill string for quarry and rock excavation projects. Key Advantages The integrated design saves assembly time and improves working efficiency. With professional heat treatment, the drill rod features high toughness and bending resistance, while the carbide bit delivers excellent rock cutting performance. It can work with Fully carburized taper drill rods to stabilize the whole drilling system and lower failure rates in hard rock conditions. Detailed Features Precision thread machining ensures tight connection between rod and bit. The black surface treatment of drill rods provides anti-corrosion and wear resistance. As part of Tapered Drilling Tools, this set can be matched with Round E…