zuanlongbits@gmail.com

+86-029-82612068

Products Catalog



Email: zuanlongbits@gmail.com

Tel: +86-029-82612068

Fax: +86-029-82612068

Address:No 66, Changming Road, Xi'an, Shaanxi Province, China

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cutting tool bits manufacturer

  • Rock Drilling Equipment Rock Dill Bits Used For Mining Industry Mining Bit For Sale

    Contact NowRock Drilling Equipment Rock Dill Bits Used For Mining Industry Mining Bit For SaleZLONG Company professionally produces PDC drill bits,diamond drill bit,drill pipes and also R&D new products as per customers'request.All the products under control of ISO9001:2000 quality system and passed the inspection of Beijing Rock-drilling Machine Inspect Center and some of them obtained National patent.After several years' develop,ZLONG products have been widely used in cola mine field,petroleum field,and geological exploration field.We sincerely welcome our friend both home and abroad to come for business talks.Read More

  • PDC Drilling Drag Bit/ZuanLong Step Drag Bits/chevron Drag Bit Best Price

    Contact NowPDC Drilling Drag Bit/ZuanLong Step Drag Bits/chevron Drag Bit Best PriceZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More

  • Cheap Used Best Selling The Factrory Direct Supply,PDC Anchor Shank Drill Bits/Mining PDC Core Drill Bit

    Contact NowCheap Used Best Selling The Factrory Direct Supply,PDC Anchor Shank Drill Bits/Mining PDC Core Drill BitPDC anchor shank drill bits are mainly used to drill the roof and side supporting hole, the gas drainage, water infusion, geological exploration hole and grouting hole and so on for the coal mine seam, water conservancy and hydro-power, dam and roadway construction of bolt-mesh support.Read More