Tapered Drill Rods
Top hammer drilling tools
Tapered Drill Rods
Top hammer drilling tools
Our tapered drill bits can definitely meet customers’ demands to drill holes with a small diameter. That’s why they can are applicable for quarries and mining. Typically, tapered drill bits are used with small handheld rock drills. But, our tapered drill bits feature robust structure and excellent quality and thus can also be used with powerful hydraulic drilling rigs.
| 22mm(7/8’’)Tapered Drill Rods | L | Taper Angle | |
| mm | Foot/inch | ||
 | 500 800 1000 1200 1500 1800 2000 2200 2500 3000 3500 4000 4500 5000 6000 7000 8000 | 1’ 5/8’’ 2’ 7 1/2’’ 3’ 3 3/8’’ 3’ 11 1/4’’ 4’ 11’’ 5’ 10 7/8’’ 6’ 6 3/4’’ 7’ 2 5/8’’ 8’ 2 3/8’’ 9’ 10 1/8’’ 11’ 5 3/4’’ 13’ 1 1/2’’ 14’ 9 1/8’’ 16’ 4 5/8’’ 19’ 8 1/4’’ 22’ 11 5/8’’ 26’ 3’’ | 7° |
 | 800 1200 1600 2200 2400 3200 | 2’ 7 1/2’’ 3’ 11 1/4’’ 5’ 3’’ 7’ 2 5/8’’ 7’ 10 1/2’’ 10’ 6’’ | 12° |
 | 1800 2000 2500 3000 3500 4000 5000 | 5’ 10 7/8’’ 6’ 6 3/4’’ 8’ 2 3/8’’ 9’ 10 1/8’’ 11’ 5 3/4’’ 13’ 1 1/2’’ 16’ 4 5/8’’ | 7° |
SANDCO is a trusted manufacturer of rock drilling tools with focus on R&D, manufacture and supply of a variety of high quality drilling consumables. For the past years, we have manufactured and supplied a complete range of top hammer drill tools and DTH drill tools for different applications including mining, quarrying, construction and tunneling. As a reliable drilling tools manufacturer, we are constantly searching for ways to improve the quality of rock drilling tools and deliver unparalleled services to win customers' satisfaction.
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