A roll of soft rags or foam rubber, emery paper wrapped, simple and perfectly working device for sanding curved surfaces, whether wood or metal. And the same skin in combination with two plates in it, fortified at a right angle to each other, help out in cases when you need to sand the surface of the angle or corner joint of a part or product.
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IF BROKEN NEEDLE
For pumping nipple balls often use Bicycle pump with a special needle. But it does not matter if it broke or its just not there at hand: with this work well covered by a normal Bicycle...
WASHER — SCREWDRIVER?
If not at hand will be a screwdriver, do not worry: the bolt, two nuts and a washer of suitable thickness in many cases with success will help you to wrap or remove the screw or bolt.
