Product Description

ZhuzhouGrewin Tungsten Carbide Tools Co., Ltd has more than *0 years experience in carbide products manufacture. Grewin Carbide brand products are sold to more than *0 countries in the world, such as Europe, USA, south east Asia, middle east, south America, etc.

If you need any carbide products, I will be glad to send our offer.

Thank you.



Best Regards,

Mr. Xia



Button Bits advantage:

drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks. Besides, we can design customized thread drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.

(1)Thread: R*2, R*5, R*8, R*2, R*5, R*8, T*8, T*5, T*1, ST*8, T*0

(2)Diameter: *****7mm.



OEM and ODM**- We can design and manufacture according to customers's samples or drawings of the Bit Dia., No. Of air/water holes, carbide shape and the face shape.



Super Quality**- Our bit is made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so that it can withstand the toughest rock drilling demands, and transmit intensive impact energy into the rock with the least possible loss of energy.



Global Reputation**- The taper drill bit is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc. Our clients

Are all over the world, like Germany, Spain, Italy, Russia, Japan, India, Australia, Mexico, Colombia, Brazil,

Chile, South Africa...Etc. We have very good reputation worldwide!



Before Official Order, please confirm below informations:

(1)  Type

(2) Standard or Retrac

(3) Bit shape (tip shape)*-Spherical or Ballistic

(4) Bit face shape*-Drop Center, Flat Face, Convex, Concave, etc...