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276mm concentric drilling system
Selling leads
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...concentric casing drilling bit with 3 middle reamers Product category: Concentric casing drilling tools Matched hammer: Hammer DHD360 Matched ...
2026-06-21 00:13:35
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... name: New design108mm concentric 3 wings casing drilling bit for CIR90 Product category: Overburden casing drilling tools Matched hammer: Hammer ...
2026-06-21 00:13:36
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... casing pipe OD: 194mm New design 3 reamers concentric casing drilling system deliver an uncompromised combination of performance, efficiency, and ...
2026-06-21 00:13:35
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Product name: 1250mm Mring Overburden Concentric Casing Drilling Tools For Water Well Drilling Product category: Overburden casing drilling tools ...
2026-06-21 00:13:36
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... Diameter(mm): 185mm Complex layer concentric casing drilling bit features: 1. Hardening treatment of the part’s surface:with longer operating life ...
2026-06-21 00:13:35
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... for high-quality drilling needs. Made with the finest raw materials and hardened procedures, this drilling tool guarantees exceptional durability ...
2026-06-21 00:13:35
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Product name: 219 MM MRING-XD integral multi-use symmetric caisng drilling ringbit with casing shoe Product category: Symmetric casing drilling tools ...
2026-06-21 00:13:36
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Product name: 215mm MSX165 Overburden Symmetric Casing Drilling System Bit With Slide Block For Construction Casing pipe OD: 165mm MSK Overburcen ...
2026-06-21 00:13:35
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Product name: 89mm Mring Overburden Symmetric Casing Drilling System Bits With Casing Shoe For Mining Product category: Symmetric casing drilling ...
2026-06-21 00:13:36
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Product name:219mm MRS concentric under reaming drilling system for construction Casing pipe OD: 219mm MRS overburden drilling systems are designed ...
2026-06-21 00:13:35
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