R25/R32 Top Hammer Drill Bits - sinodrillbit.com
2020-11-3 · Features of Top Hammer Drill Bits: 1. Reaming Drill Bit connect with tapered drill rod perfectly for drilling holes. 2. Stable and mature welding technology ensure high quality of bits. 3.Accurate dimension of taper degree perfectly matches the rods. 4. work reliable and very cost-effective. 5. High grade tungsten carbide inserts. 6.
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