Dönges Workshop file DIN 7261 F, round, 100 mm, Chop 1

Perfect steel structure as a prerequisite for uniform hardness. The type and angle of the cut are determined by the purpose of use, distinguishing between cut 1 - bastard, cut 2 - semi-finishing and cut 3 - finishing. The length of the file is measured without the tang from the tip to the base.
For filing or enlarging circular openings or
concave workpieces.