1.the head of tungsten carbide tip is fired by vacuum
2.has got the certification of ISO9000/2000
3.drill bits
Port: qingdao
Minimum Order Quantity: 100 Set/Sets
Supply Ability: 600000 Set/Sets per Month
Payment Terms: T/T
Contact SupplierPackaging Detail: according to customers' requirements
Delivery Detail: according to customers' requirements
2.Our product are widely used on excavation machines, shearers, coal mines, iron ores, aluminum ores, geotechnical engineering etc;
3.We can design and produce different bits according to different hardness of rock to satisfy customer’s different requirements;
4.We also can help our customers to design, produce and repair all kinds of cutter drums.
5.We can supply the following Bits and Holders:U82,U84,U85,U92,U94,U95,S120,S135,S150,U765K,U765HD,C31HD,AM511 etc.