ARTICLE
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CALCULATION OF SCREWS
To build templates of the screw (side view) for a given shape of the blade (top view) and the step there are two main methods of calculation: analytical and graphical. Usually based on...
SPINNER-SCULPTOR
Old "turntable", so called hams top panel of the player may find unexpected new use of the young sculptors as a rotary table. Put on a disc workpiece rotates easily by any party that...
