GOLDENROC leads the field with the best drilling rate compared to other manufactures. Gives perfect results in soft
medium and hard rock conditions.
All Gondenroc Down Hole Bits provide long grilling life with their perfect operation
pressure and provides maximum efficiency in other equipment.These specialties guaranty a more excellent quality to you.
Specifications |
3″ Hammer Bit |
3.5″ Hammer Bit |
4″ Hammer Bit |
5″ Hammer Bit |
6″ Hammer Bit |
8″ Hammer Bit |
10″ Hammer Bit |
|---|---|---|---|---|---|---|---|
| Shank Type | Goldenroc PR3 | Drilltech Mission Hammerdril x13, Ingersoll Rand DHD 3,5 | Ingersoll Rand DHD 340 | Ingersoll Rand DHD 340 | Ingersoll Rand QI60 | Ingersoll Rand DHD 380 , Ingersoll Rand QI80 | Sandvik SD10 , Goldenroc DRK1 |
| Bit Diameters | 89 mm (3.1/2)- 95 (3.3/2) mm | 95 (3.3/4) mm | 115 mm (4.1/2″2)- 140 (5.1/2″) mm | 127 mm – 152 mm | 152 mm (6″)- 225 (8.7/8″) mm | 203 mm (8″)- 311 (12.1/4″) mm | 270 mm – 394 mm |
| Bit Design | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex | Flat Surface, Concave and Convex |
| Button Type | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic | Spherical, Ballistic and Semi-Ballistic |