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PDC Concave Bit is a full-scale drilling bit, mainly be used in construction, mining, geology, coal, water conservancy and hydropower, highway, high speed railway and bridge etc.
Standard Sizeds for Immediate Availability: 2” to 8 1/2” (51mm to 215.9mm)
Other sizes available upon request
Steel Body PDC / PCD Drilling Bit for Hard Rock Formations Granite

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