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Advantages of taper chisel bits: cheap in price and the Assorted taper drill rods and rock drills, easy to carry and adequate for various construction conditions. Matched with taper drill rods, the taper chisel bits are widely used in drilling holes with depth less than 5 meters and diameter ranged in 32-46 mm by light-duty rock drill. Each of rock drill bit is produced in different sizes and designs in order to optimize their application to a broader scope of rock drilling conditions and correspond to different job requirements.
There are different taper degrees for taper drill bits which are used for different rock formations and rock drills.
Taper degree of 11°and 12° are common on modern rigs. A narrow taper degree of 7° is used for low impact rock drills and softer rock formations. This degree can also be used if you have spinning problems when using 11° or 12° equipment.
