How TO MAKE A GUIDE FOR SHARPENING BLADES AND FORMONES

In this video we tell you how to make a guide for sharpening blades and formones, taking advantage of scraps of wood and some screws I explain how it is done.
materials:
wood
2 bearings
2 tirafondos
2 washers
2 metric screws 6
2 metric sticks 6
sandpaper
Carpenter's tail
Teka oil
tools:
saw
drill
Bits for wood
Hob
brush