Spiral cutter from CMT in carbide (HM) of the highest quality.
D= Diameter
S= Shank
l= Total cutting length
l1= Cutting length UPCUT
L= Total length
Z= Number of cutting edges
UP/DOWN = the first part of the cutter according to the l1 measurement pushes the chips upwards, and the rest of the cutting length pushes the chips downwards. This variant allows you to achieve a fine finish both above and below the material you are milling in.