190mm DTH hammer drill bit,Hard rock drill bits,steel alloy drill bit,mining bits
USD $10 - $2,000 /Piece
Min.Order:200 Pieces
Taian Zhuoya Machine Tools Co., Ltd.
175mm DTH hammer drill bit,Hard rock drill bits,steel alloy drill bit,mining bits
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138mm DTH hammer drill bit,Hard rock drill bits,steel alloy drill bit,mining bits
133mm DTH hammer drill bit,Hard rock drill bits,steel alloy drill bit,mining bits
Name: DTH hammer
Brand: ASIATOOLS
Model: DTH
Size: Φ76-445mm
Matrix material:Steel alloy
Life time: 50m~200m
Application: Geological exploration, coalfield mining, water well drilling , etc.
Applicable formation: Soft and medium hard rocks, like Sandstone, Shale, Limestone, Conglomerate, Mable, etc.(f≤12)