Even when the blade cut along a wooden ruler — there is no guarantee that the edge, huddling, does not crash or find yourself on it.
This will not happen if the shaver to wear a paperclip as shown: she cut off the blade from the line and the cut goes right.
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IS HORIZONTALLY
To withstand the strictly perpendicular direction when drilling holes in the wall or to any vertical surface— just attach to a drill with tape or duct tape carpenter's level. His shifty...
NOW WON’T FALL
When pouring the boiling water from the kettle didn't fall cover, fabricated sheet metal a simple device that secures the lid in an inclined position of the kettle. C. DACKOW, Novovyatsk