42mm hard rock drilling bits for sale
USD $3.12 - $3.5 /Piece
Min.Order:10 Pieces
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Chisel drill bit, we have different diameters, such as 32mm, 34mm,36mm, 38mm,40mm, 42mm. And also have different carbides, different steel. we can send you quotation according to your requirement.
Type Diameter Tip Size Taper Weight
Name: Rock drill accessories
Brand: HW
Original: China
It is used for drilling blasthole or used for breaking stone in quarry.
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