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7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit

KSQ Technologies (Beijing) Co. Ltd
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    Buy cheap 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit from wholesalers
     
    Buy cheap 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit from wholesalers
    • Buy cheap 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit from wholesalers
    • Buy cheap 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit from wholesalers
    • Buy cheap 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit from wholesalers

    7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit

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    Brand Name : MIROC down the hole hammer drill tool
    Model Number : DTH Button Bit
    Certification : ISO9001
    Price : Negotiation
    Supply Ability : 20000 pieces per month
    Delivery Time : 25 days
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    7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit

    7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit


    Product Description


    Symmetric is a system comprised of an ingeniously simple concentric method of drilling through overburden with casing. Symmetric can drill straight holes at any angle (including horizontal) and to depths beyond 100 meters. Working together as one efficient drill bit, the components are made up of:


    A pilot bit with large internal flushing holes and external flushing grooves.
    Symmetrical ring bit (reamer) with internal bayonet coupling
    Casing shoe for driving of casing.


    The pilot bit is attached to any common DTH hammer shank or top hammer rod thread.The below size of Symmetric systems which are available, and the special design is upon customer’s requirement:
    Symmetric 114, Symmetric 127, Symmetric 140, Symmetric 146, Symmetric 168,
    Symmetric 178, Symmetric 195, Symmetric 219, Symmetric 243, Symmetric 273.


    Specification

    Casing outer dia.(mm)Casing thickness(mm)Ring bit dia.(mm)Max.dia. of normal bit(mm)

    Suitable hammer

    (inches)

    Retrievable
    11410126843.5No
    122Yes
    12710142933.5No
    135Yes
    14010161974No
    148Yes
    146101651104No
    154Yes
    168121881275No
    180Yes
    17812.71961315No
    185Yes
    19412.72141456No
    202Yes
    21912.72431706No
    228Yes


    Our Factory


    Quality 7 1/2'' 190mm Symmetric Overburden Casing Drilling System Casing Drill Bit for sale
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