The pressure from the collet pencil, put on the shank of a suitable diameter drill bit, turning it into the simplest depth gauge required for control when performing nescopeck, equal to the depth of the holes.
Recommend to read
THE BIKE TO “HOOK”
It is well known that in the winter bike should be stored so that the wheels do not touch the floor. It can be hung on special hooks that are made from scraps of steel wire Ø 6 mm.
EVEN ON “FRANTIC”
In our magazine in 1973 (No. 2 cover No. 3, 4, and 6 — description and recommendations) we talked about the boat "TFA" air cushion, created by Swedish designer, Amateur Cumbersom...
