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R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling

Beijing Jincheng Mining Technology Co., Ltd.
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    Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers
     
    Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers
    • Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers
    • Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers
    • Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers
    • Buy cheap R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling from wholesalers

    R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling

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    Brand Name : JCDRILLS
    Model Number : R25
    Certification : ISO,CE
    Price : Negotation
    Payment Terms : T/T, L/C, D/P, Western Union, MoneyGram
    Delivery Time : In stock or as order quantity
    • Product Details
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    R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling

    R25 Thread drill rod for Thread Drifting and Tunneling on quarry,rock construction,mining drilling


    Thread drill rod other names extension rod, Extension drill steel, Extension drill rod, and Extension steel, M/F rod ( Speedrod ) , Produce Hexagonal and round cross sections, Hexagon rods are more rigid, heavier and transfer energy more efficiently, while increasing flushing. Round rods are generally lighter than hexagonal rods and are normally used in extension drilling applications. With the longer steel tending to be larger in diameter, conventional extension steel is characterized by a duplicate thread on each end of the steel.


    Drill rod using thread system. Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system.

    High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance

    Type: Hex. Drifter Rod, Extension Rod, Speed Rod, MF-Rod

    Color: Based on Customer requirements

    Material: Tungsten carbide and high strength alloy steel

    Processing: CNC milling and proprietary heat treatment process


    1. High precision in size and shape

    2. Good low temperature toughness

    3. Excellent comprehensive mechanical properties

    4. High connection strength and sealability

    5. Large inside diameter of tool joint

    6. High torque resistance

    7. High fatigue strength and long fatigue life

    R25 Thread drill rod


    Product Tags:

    tapered drill rod

      

    integral drill rods

      
    Quality R25 Thread Drill Extension Rod For Quarry / Rock Construction And Mining Drilling for sale
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