To hold the centerline on the workpiece will help the device shown in the figure.
Recommend to read
ON AQUADROME TORPEDO
This little torpedo boat continues a series of models for competitions. The model is simple to manufacture and has good driving characteristics. Construction begins with the...
UNFORGETTABLE “FOUR HUNDRED AND EIGHTH”…
SOVIET CAR "MOSKVICH-408" ISSUED IN 1964. Youthful impressions sometimes impose their stereotypes on our lives. It's funny that the "Moskvich-408" has remained in my mind a real car, and...