These nearly indestructible HDD drill bits & blades are built to withstand all the tough spots and rough patches Mother Nature throws in your way. Whether you’re drilling into gravel or dirt, TDS  has the right directional drill bit or blade for your project.

• Perfectly balanced cutting design for smooth, efficient operation
• Cutter teeth available with carbide hardfacing for maximum durability
• Aggressive tri-tooth carbide cutting action gets through the hardest conditions
• Quickly and easily change out carbide cutter teeth with straight-thru knockout holes
• Steering face has a conical shape for quicker reaction to directional pushes
• Smooth running with minimal vibration to drill stem and drill rig
• Dome carbides provide great wear resistance without cutting the top of the hole for great steering
• Minimize the chance of clogging with a built-in check valve