Due to the trust of clients, located in varied parts of countries & regions, we have become the leading manufacturer 4.5 Inch Rock Drill Bits. Our quality controllers examine this product thoroughly and properly to make sure its quality. This bit is well known for accurate dimensions, high strength, perfect finish and durability thereby, mainly demanded in the market. Apart from this, it is used for wet cutting and dry cutting. This 4.5 Inch Rock Drill Bits are used by our customers for drilling concrete, reinforced concrete, refractory, asphalt, marble, limestone, sandstone & granite.