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4 inch threaded button bit
Selling leads
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.../148mm Bit Shank DHD3.5 COP44/DHD340 COP54/DHD350R ND55C/DHD350Q COP64/DHD360 Hole Range 90-110 mm 110-135 mm 135-155 mm 135-155 mm 155-190 mm ...
2025-06-21 00:32:58
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Well Drilling Rods Diameter 3 1 /2 Inch 89mm DTH Drill Pipe Product description: DTH drill tubes are used for connecting DTH hammer and DTH button ...
2025-06-21 00:38:41
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...Inch QL80 DTH Hammer Application: Hole Drilling,oil,water well,Underground Mining,ore Description: “DTH” is the short for “Down The Hole” and ...
2025-06-21 00:38:25
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