Coal mining PDC Drill bit

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{"cid":"101971","pid":"20520341","pimg_url":"\/\/img1.b2bforus.com\/58\/c9\/47fc35a154fb\/product\/67769022_s-w400xh400.jpg","name":"Hole Drilling For Soft And Medium Hard Rock 160mm 180mm Concave PDC Bit Drill Bit For Hard Rock Drilling","attrs":{"Price":"Negotiable","MOQ":"1.0 Pieces","Delivery Time":"Negotiable","Brand":"Drills-King"}}

{"cid":"101971","pid":"20520318","pimg_url":"\/\/img1.b2bforus.com\/58\/c9\/47fc35a154fb\/product\/67768922_s-w400xh400.jpg","name":"energy & Drill-King Stone Cutting Tools 1608 Oil Well Mining PDC Drill Bit PDC Cutter Inserts","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"DRILLS-KING, Drills-King"}}

{"cid":"101971","pid":"20520295","pimg_url":"\/\/img1.b2bforus.com\/58\/c9\/47fc35a154fb\/product\/67768826_s-w400xh400.jpg","name":"Hole drilling for soft and medium hard rock factory price 56mm 98mm 146mm 152 mm diamond pdc drill bit oil drilling tools","attrs":{"Price":"Negotiable","MOQ":"1.0 Pieces","Delivery Time":"Negotiable","Brand":"Drills-King"}}

{"cid":"101971","pid":"20520263","pimg_url":"\/\/img1.b2bforus.com\/58\/c9\/47fc35a154fb\/product\/67768662_s-w400xh400.jpg","name":"Coaling 203mm 3 Wings PDC Hard Rock Diamond Oil Non-Coring Drill Bit","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"Henan Drills-King"}}