High Precision Threaded Drill Rod for No Loose Drilling Tool Connections

High Precision Threaded Drill Rod for No Loose Drilling Tool Connections. Multi-Thread Compatibility: Supports R22, R25, R28, R32, R38, T38, T45, T51, St58, T60 threads. High-Strength Material: Constructed from 23crni3mo D6a carbon steel for durability. Anti-Loose Design: Precisely machined threads ensure firm locking under heavy loads. Versatile Color Options: Available in Red, Black, Yellow, and White finishes. Dual Product Lines: Offers extension rods for deep drilling and MF rods for shallow work. Wide Application Scope: Ideal for mining, tunneling, geological survey, and anchoring.