Description
With left-hand helix 7-8deg and long taper lead, more than 1/5 of the cutting length.
An even number of teeth with irregular spacing for accurately round holes, free of chatter.
The cylindrical ground chamfer on the plain cutting section smooths the hole and guides the reamer.

Product Data
Product type: Hand reamer
Tool material: HSS
DIN: 206 B
Tolerance: H7
Helix direction: Left-hand
Helix angle: 7-8deg
Lead: Long taper lead, more than 1/5 of cutting length
Nominal Dia. Dc: 18 mm
Lc: 93 mm
L1: 113 mm
L: 188 mm
Number of cutting edges Z: 8
Square size: 14 mm

Application
For through holes, not for blind holes.
Also very suitable for interrupted holes.

Note
Hand reamers finish ground to match your specifications can be ordered as No. 160200.
For suitable tap wrenches see No. 148350, 148200, 148410 and extensions No. 149400.