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T45 Tunneling Reaming Drill Bit 76mm - 127mm Diameter Forging Type Mining Button Drill Bit
Application
Reaming bits made from high alloy steel and tungsten carbide as
same grade as internationally well-known brand
Apply "hot (thermal) -insertion" processing procedure to insert the
buttons as same as internationally well-known brand
Entire CNC processing procedure ensure the quality consistency
Military grade requirements of heat-treatment guarantee durability
Fast penetration rates, and streight and clean hole quality. Long
life of drilling holes.
A reaming bit functions to enlarge a borehole and it is designed
with a drill portion and a reamer portion. The drill portion is
formed by cutting edges at the end of a plurality of flutes, and
the reamer portion includes a first relief formed on each flute
surface disposed at a predetermined angle with respect to the flute
surface to form a first reamer cutting edge. A second relief is
formed contiguous with the first face on each reamer portion and is
disposed at a second angle, less than the first angle with respect
to the flute surface.
Characteristics
1. Reaming Drill Bit connect with tapered drill rod perfectly for
drilling holes.
2. Stable and mature welding technology ensure high quality of
bits.
3. Accurate dimension of taper degree perfectly matches the rods.
4. work reliable and very cost-effective.
5. High grade tungsten carbide inserts.
6. Bit bodies manufactured from high grade steel and processed
using state-of-the-art CNC machinery and heat treatment.
7. Long life
8. Lower consumption
9. Wide selections of drill bits
10. Delivery quickly
Specification
Packing& Delivery
Service
In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate.
We provide "one equipment & one case, endless service, namely
the after sales service begin from the order confirmation, last for
the working life of the equipment.
Purchase Process