Pferd Round Metal Files, Select Length/Cut bbshell use a 163mm

use a 163mm

and ample practice time under the watchful eyes of experienced welders

and the only one you need

cutting internal routing ports

this is the best you can get

Pferd Round Metal Files, Select Length/Cut bbshell use a 163mmPferd American pattern, round files are sold individually by length & cut, without handles. Round "machinist" metal files are used for various framebuilding tasks. They are especially useful in fillet finishing, deburring the inside edges of small diameter tubing, and for fitting up braze ons and other small bits. We carry Pferd round metal files in 6, 8, 10 inch lengths, in both Bastard and Second cut.