Premium R38/T38/T45/T51 Shank Rod Adapter & Coupling Sleeve for Mining Drilling
High-grade alloy steel construction ensures extreme durability under heavy load and abrasive conditions. Precision CNC machining guarantees seamless compatibility with R38, T38, T45, and T51 thread standards for versatile rig applications. Half/full bridge design minimizes vibration and maximizes torque transfer, extending drill bit lifespan. Corrosion-resistant surface treatment adapts to harsh underground or wet environments. Ideal for quarrying, tunneling, and deep-core drilling operations. Bulk orders available at unbeatable global wholesale rates—direct factory pricing, no middlemen. Stock up on reliable drilling performance—engineered for pros, priced for volume buyers.