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What is Hot Selling HDD Tapered Drill Extension Rod Hex22 1m 2m 3m Length Rock-Drill-Rod for Small Hole Drilling
Price
Purchase Qty. Reference FOB Price
1-49 Pieces US$250.00
50+ Pieces US$240.00
Sepcifications
- Standard AISI
- Length 1-6.4m
- Usage Oil Mining, Coal Mining, Well Drilling, Ore Mining
- Material 23crni3mo
- Specification 200 CM X 4.5 CM X 4.5 CM / Piece
- Trademark SDK
- Origin China
- Certification ISO9001
- Advantage High Quality ,Low Price and Best Service
- Castings or Forgings Forging
- Application Borehole Drilling in The Quarries/Coal Mines.
- Weight 16kg
- Rod Type Round Shape and Hexagonal Type
- Raw Material High Strength Alloy Steel Imported From Top Level
- Processing CNC Milling and Proprietary Heat Treatment Process
- MOQ No MOQ Required for Testing and Trial Order
Product Description
Thread drill extension rod made of coal mining alloy high hardness 1.Our thread drill rods are made of high-intensity alloy steel imported from Sweden and shanghai baogang.Good raw materials have high wear resistance and long service life. 2.All the trails and threads are formed by high ...
