China 38mm 7 Degree Tapered Mining Button Bit

38mm 7 Degree Tapered Mining Button Bit
Main technical parameter

Tapered Button BitsDiameterButton(mm)TaperFlushing
holesPart No.mminchGaugeFrontAngle
(°)Button
TypeSideFrontTaper 7°
Button Bits321 17/64"3*81*825Spherical
Ballistic
Conical7°21GLQ432-722361 27/64"3*81*8257°21GLQ436-722381 1/2"3*81*8257°21GLQ438-722401 37/64"3*91*8257°21GLQ440-722421 21/32"3*91*8257°21GLQ442-722Taper 12°
Button Bits321 1/32"5*72*735Spherical
Ballistic
Conical12°21GLQ732-1222341 3/8"5*72*73512°21GLQ734-1222361 27/64"5*82*73512°21GLQ736-1222381 1/2"5*82*73512°21GLQ738-1222401 37/64"5*92*73512°21GLQ740-1222421 21/32"5*92*83512°21GLQ742-1222

Our Factory
We are a leading manufacturer of drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Zhengzhou, Henan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.We have more than 50 sets of processing equipment to ensure the quality of our product, which has proved worthy by our client's recognition. And these equipments ensure large production capacity and adequate stock.We have all the small models in stock all year long and the bigger ones ready within 15-30 days.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.
Our Certificate
Our products has been authorized and certified by TUV and ISO9001: 2008. We guarantee the quality of the machines for one year after the trial run (excluding the wearing parts), but not exceeding 15 months from the date on which machines leave the factory.