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4 blades dth hole opener

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100% New Good Quality 700mm Assembled Bit Hole Opener For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
High Quality 700mm Assembled Bit Hole Opener For Water Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard ...
Hebei, china
Verified
700mm 28inch assembled bit hole opener for water well drilling with stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
Assembled Drill Bit Hole Opener 1000mm For Vertical Mine Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format Straighter ...
Hebei, china
Verified
Assembled Drill Bit Hole Opener 1000mm For Water Well Drilling Rig The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format Straighter ...
Hebei, china
Verified
400mm 16inch Assembled Bit Hole Opener For Vertical Mine Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format Straighter ...
Hebei, china
Verified
Factory 400mm 16inch Assenbled Bit Hole Opener For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format Straighter ...
Hebei, china
Verified
Factory 550mm Assembled Bit Hole Opener For Water Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
High Quality 550mm Assembled Bit Hole Opener For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format Straighter ...
Hebei, china
Verified
100% New Good Quality 500mm Assembled Bit Hole Opener For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
700mm 28inch Assembled Bit Hole Opener For Water Well And Vertical Mine Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
Factory 700mm 28inch Assembled Drill Bit Hole Opener For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
Factory 600mm Assembled Drill Bit Hole Opener R For Water Well Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
600mm 24inch Assembled Bit Hole Opener For Water Well And Vertical Drilling The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard format ...
Hebei, china
Verified
High Quality 1200mm Assembled Drill Bit Hole Opener For Water Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium ...
Hebei, china
Verified
High Quality 1200mm Assembled Drill Bit Hole Opener For Water Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium ...
Hebei, china
Verified
800mm Assembled Bit Hole Opener For Water Well And Vertical Mine Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard ...
Hebei, china
Verified
High Quality 800mm Assembled Drill Bit Hole Opener For Water Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium ...
Hebei, china
Verified
550mm Assembled Bit Hole Opener For Water Well And Vertical Mine Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard ...
Hebei, china
Verified
High Quality 1200mm Assembled Drill Bit Hole Opener For Oil Well Drilling With Stability The Hole Opener Advantage fully heat-treated alloy steel. With cutters for Soft,Medium Hard ...
Hebei, china
Verified
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