We provide high-performance roller bits for foundation drilling in hard rock formations. Our roller bits are engineered to deliver efficiency and durability, ensuring reliable operations in various hard rock conditions. Available in multiple sizes and sealing options, our roller bits are designed to meet the needs of different drilling applications, from soft formations to compact, high-compressive strength rocks.

We offer both 8½” (215.9mm) and 12¼” (311mm) roller bits, along with high-quality roller bits upon customer request.

■ Features

1.Advanced Metal-Sealed Technology:Utilizes cutting-edge high-speed bearing metal-sealed technology to enhance durability and service life under screw drilling conditions.

2. Efficient Cutting Edges: Features high-efficiency cutting edges and an optimized structure to boost drilling speed and performance.

3. Self-Protection Design: The cutter shell incorporates a self-protection design to minimize wear from debris and prevent damage from unbreakable rock.

4. Versatility: Ideal for drilling directional wells, horizontal drainholes, and horizontal branch wells.

5. Sealing Options: Metal-sealed and rubber-sealed roller bits available for different operating conditions.

6. Suitable for drilling in:

• Low compressive strength and layered soft to medium formations
• High compressive strength and abrasive thin interbedded medium to hard formations
• High compressive strength, medium abrasive hard, and compact ground