| Diameter | Buttons | Flushing Hole | Weight | Model No. | |||
[mm] | [in] | Gauge [No.] × [mm] | Front [No.] × [mm] | Side [No.] | Front [No.] | [kg] | |
| 152 | 6" | 9 × 16 | 11 × 16 | 2 | 2 | 12.3 | ST58-15220KKP |
| 189 | 7 7/16" | 15 × 16 | 3 × 14 | - | 20.2 | ST58-18918DXP | |
Versatile for use in diverse rock formations, it integrates effortlessly with standard equipment, providing cost savings through reduced replacements. Professionals rely on the ST58 for its reliability, making it an indispensable asset in achieving superior drilling outcomes.
Embrace innovation with our reaming bits designed for optimal performance, spotlighting the ST58 for heavy-duty mining and exploration tasks. This bit incorporates tungsten carbide for exceptional hardness, tackling abrasive materials with ease across 115mm-152mm diameters. Its ergonomic design reduces torque requirements, enhancing rig efficiency and operator comfort. With built-in wear indicators, maintenance is proactive, avoiding unexpected failures in the field. Suited for deep-hole reaming, it delivers consistent results in variable geologies, from soft clays to dense ores. Discover the engineering behind these reaming bits that prioritize speed, safety, and sustainability in modern drilling practices.