coal mine bit
USD $1 - $50 /Piece
Min.Order:5 Pieces
Fuzhou Cheng Long Rock Drill Co., Ltd.
R45 Thread drill bits
The drilling tools are widely applicable to boring and drilling in the industries of stone-quarrying,
mineral-quarrying, water conservancy, transport, military industry, geology and civil engineering, ect.
We have a technical team with 16 engineers developing products and providing after-sale service: 4 of them are senior engineers,and over half of them have the experience of oversea guidance of installation,operation and training.
We also have a sales team with 12 well-trained salespersons to guide you for model choosing,contract making,transportation and after-sale service.
Call me or email me for any questions
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