Tapered Drill Bits
32mm Tapered Drill Bits Manufacturer Taper Rock Drill Button Bits for Sale
Description
Tapered drill bits consist of mining and tunneling two series,with
higher drilling efficiency,longer service life,better
powder-discharge,better wear-resistance and
impact-resistance,easier bit-back performance etc.,widely used in
metal mine,quarry,tunneling,hydro-electrical engineering and so on.
Features
A.Independently researched and developed alloys with high strength
and good abrasion resistance;
B.Independently researched and developed world-class production
equipment, automatic production,ensuring product quality stability
C.Drilling speed is faster than single-chisel bit, high efficiency
,long service life,no need for repeated grinding;
Quality control
All of our production are in lines of API rules and ISO9001
strictly, from signing contract, to raw materials, to each
production processes, to product finish, to after-sale service,
each processes and sections are in accordant with standard.
About lead time,payment terms, delivery.
We always have regular models available in stock, prompt delivery
is one of our advantages. Mass production depends on quantity of
order.
We accept all regular payment terms including T/T, etc.
We are near from Beijing airport and Tianjin(Xingang) seaport,
transportation from our factory to Beijing or Tianjin only takes
one day, fast and very economical inland charges.
