Rock-Drillbits Co., Ltd Is Best Rock Drill Bits,
DTH Drill Bit and Top Hammer Drill Bits Supplier
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Rock Drill Bits

Nothing is more important to rock drilling success than drill bits that cut straight and fast through all types of rock. That's why we offer our customers the best value in rock drill bits. MSD has a full range of face designs, button configurations, and shank styles in many sizes to match application and rock they are drilling in. Made from premium alloy steel and high quality tungsten carbide.Heat treated and shot peened to deliver a durable and reliable balance of strength and toughness.Large bit forgings are individually ultrasonically tested and screened for inclusions and flaws.Multiple varieties of head, face,shank and inserts available.Advanced flow simulation used to improve chip removal and reduce noise.