Cutter hob istall in vertical shaft drill, drilling and tunnel borer .
The drill is used in drilling holes, war industry, bridge, geology, water project, urban construction and tunnel.
The advantage of bits for construction industry is high mechanization, drilling fast, the quality of drilling wells, lower labor intensity and safe . It is the first choice to modern basic project .
Technical specifications: 8-12 cun
|
Item
|
Diameter
|
Taper angle
|
|
Center cutter
|
250-300-340
|
10-20-33
|
|
Right cutter
|
205-285-300
|
10-20-25
|
|
edge cutter
|
205-285-300
|
30-35-45
|
Structural features:
Cutter hob use special bearing , undergoes heat treatment , hard to wear and scrape, longer service time.
