Top Hammer Drill Bits for mining
25 行 · 2020-11-3 · Brief Introduction of T51 Top Hammer Drill Bits: 1. Application: This T51 top hammer drill bits for mining are widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. 2. Material: Drill bits are made by high quality alloy steel bar and tungsten carbides.
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