Linear-type drill Bits are widely used in drilling holes with a depth size less than 5 meters and diameter scope in 20-45 mm by light-duty hand hold drills, Like Y6, Y10, Y24, , major use in natural dimensional stone quarry for small hole drilling, block ‘s trimming and 2nd splitting for small blocks. To match Hexagonal 22 mm and Hexagonal 12 mm’s tapered drill steel with 4 ,6,7,11,12 degree , All tapered chisel bit are made with high quality of raw material through special heat treatment, The deliver capacity are very strong and can completely meet customer’s requirements on delivery design.
Specifications
Our company specializes in producing and exporting various kinds of rock drill bits, we have low price and supreme quality.
We can offer all kinds of rock drill bits with different models.
Threaded/Tapered (taper 7, 12degree) chisel/cross bits are mostly used for hand-held rock drill. We produce them from alloy steel by forging and select suitable tungsten carbide insert with customer requests in accordance with their local rock conditions.
The chisel bit made from grade hard alloy and special steel, generally matched with the light-duty rock drill, drilling the hole within diameter of 50mm.
It is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry etc..
