SD8-254 DTH Drill Hammer Bit
Product Description
DTH Drill Hammer Bit SD8-254
Product Description
CODE NO. | SD8-254 |
Shank type | SD8 |
Diameter | 254 |
air holes | 3 |
gauge buttons | 12 |
Front buttons | 20 |
Bit face type | flat |
carbide design | Dome |
SD shank DTH drill bit with flat face, dome carbide buttons for blasting bore holes, water well drilling.
Shank types: SD4, SD5, SD6, SD8.
DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-305mm).
ROSCHEN is rock drilling tools manufacturer, and we has a full range of DTH drill bits with SD shanks type for a wide range of hole sizes, which are designed to match all conceivable applications for water well industries, stone quarrying, mining and construction.
All our products, which passed ISO9001 quality management system, are widely used in open pit mining, tunneling, quarrying, transportation construction, engineering, earth-rock excavation, water wells, pile foundation, and civil engineering project etc.
Flat Face
An universal design, especially for hard and abrasive rock formation. Typically, flat face with hemispherical buttons design is the most popular choice. This kind of face shape is suitable for hard to very hard and abrasive rock formations in application with high air pressure. Good penetration rates an resistance to steel wash.
Dome/Hemispherical Buttons
Universal buttons for all rock formation, best suited to hardest and very abrasive rock formation.
DTH Hammer Advatages
1. Fast drilling speed and low air consumption due to the special inner structure.
2. Smooth performance and long service due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe