Suitcases on wheels is widespread. But what if, going on a long journey, you take, except for the small suitcase, and even other things! Take a handle, a hook of steel wire— and all the load will ride on the same wheels.
Recommend to read
THE RETURN OF THE BOOMERANG
40 SECONDS IN THE AIR, THE RANGE OF DIRECT FLIGHT 114 M AND THE TOTAL LENGTH OF THE TRAJECTORY IS ABOUT ONE - THIRD OF THE KILOMETER- THESE ARE RECORD FIGURES RECORDED BY THE...
KERN-MARKER
Punching in the sheet material of large diameter or curved forms used by drilling on the contour. However, the punching of the centers of the "contour" hole requires accuracy and is time...
