the chip thickness increase gradually

it enables the cutter to dig in and start the cut

the specific power consumption is reduced

better surface finish can be obtained

hobbing

shaping with pinion cutter

shaping with rack cutter

milling

gang milling

straddle milling

string milling

side milling

surface finishing

under-cut gears

cycloidal gears

removing residual stresses from teeth roots

after heat treatment

prior to heat treatment

for gear reconditioning

none of these