Shell end mills with 4 cutting edges, HSS Co 5% - UT 40 FR(20-21)

Shell end mills with 4 cutting edges, HSS Co 5%, with morse taper clamping sleeve and threaded hole.

Model UT 40 FR20 Specifications:

Mill diameter             mm      18

Cutting edge length    mm      32

Total Length               mm      117

Model UT 40 FR21 Specifications:

Mill diameter             mm      20

Cutting edge length    mm      38

Total Length               mm      123