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dth hammers dhd380 mission80 ql80 sd8 wooke80 Photos Catalog - page 4 - WorldBid B2B Market
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High Performance Down The Hole Dth Hammer Tungsten Carbide Button Drill BitMachine Tools - Other - WOOKE ROCK DRILL EQUIPMENT CO.,LTD - China - April 27, 2019 - 50.00 Dollar US$Model number: DTH Button Bit Processing type: forging Material: YK05 + alloy steel Bit size: 3-12" Shank length: 130-332mm Bit diameter range: 78mm-345mm Bit face shape: flat, concave, convex, drop central, or other as required Carbide button shape: ...