- High Quality 4 1/2 Inch DTH Button Drill Bits for Mining Machinery
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Fan-Shaped Rib Drill Customized Concrete Diamond Rock Well Drilling Drill Bit
2025-04-13
introduction 3500
89/110#
1 Year
ISO 9001:2000, ISO 9001:2008
AISI
Forging
High Manganese Steel
1.6
New
Forging
Drilling Equipment
Well Drilling
Customized Color
None
1 Piece
Provided
Bit
Energy & Mining
New Product 2022
Wooden Case&Cartons
Stone Mining in Mines
Provided
speedmade
Wooden Case&Cartons
89/110mm
Hunan, China
82071300
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