Description

Male Female St68 Threaded Drill Tube

Drill rod using ST68 thread system. Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system. • Widely used in drifting, tunneling, benching, and long hole drilling

The ST thread withST58 and ST68 give you all the characteristics you need for long and straight holes. Some Powerbit ST58 and ST68 models are available with optional short guide wings.

Color: Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Specification of thread drill rod

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