Hand reamer taper D=20.0/1:50x250x310 HSS z= 9 DIN9-B FENES

DIN 9 Form B (ISО 3465)

Left hand helix 7°, tool size Ø D= 2,0 mm is made with helping tool points 60°.

For hand reaming of holes for taper pins 1:50. By suitable clamping reamers can be used also for machine reaming.