Blast Hole Drill Bit

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5" DHD350 DTH Drill Bit for Blast Hole Drilling

Category： DTH drill bit

Browse number： 3

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Release time： 2026-05-11 02:59:29

Professional DHD350 130mm DTH bit for mining applications. Concave face design for better hole alignment in abrasive rock. Global shipping. Get a quote!

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171mm DHD360 DTH Drill Bit for Mine Blast Holes

Category： DTH drill bit

Browse number： 5

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Release time： 2026-05-11 08:33:49

Efficient DHD360 171mm DTH bit for rapid blast hole drilling. High air pressure design for maximum impact power. Leading China manufacturer. Contact us!

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