Bergeon 1897 Countersinks

Bergeon 1897;A set of six double-ended wheel-type countersinks (roller sinkers) in steel with knurlled grip. For creating the semi circular half sphere shaped oil sinks in newly inserted clock bushes etc.;Set of 6 Sizes;Ø1.80 / 2.10mm;Ø2.50 / 2.80mm;Ø3.00 / 3.30mm;Ø3.50 / 3.80mm;Ø4.00 / 4.30mm;Ø4.50 / 5.00mm