Carbon steel Hard alloy drill bit

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{"cid":"185751","pid":"29084274","pimg_url":"\/\/img1.b2bforus.com\/93\/9c\/bd6dfd697ea8\/product\/107275490_s-w400xh400.jpg","name":"Operating & building & Rock Drilling Tapered Tungsten Carbide Button Rock Drill Bit For Small Hole Drilling","attrs":{"Price":"Negotiable","MOQ":"100.0 Sets","Delivery Time":"Negotiable","Brand":"GMP"}}

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