Bike pedals used to put a metal screw cap to protect the bearings from contamination. Now, instead, use the plastic plugs, which are often lost. Rescue plastic or nylon tubes from medical bubbles. Such substitutes being kept quite steady.
Recommend to read
INSTEAD OF CREDIT CARDS
As the volume issued in the country of books, our people remain the most popular in the world. But reading books can not do without bookmarks. Why not just use them as candy wrappers,...
IN THE BANK — WASHERS
In one of the sets of tips (see "M-K" No. 2, 1983) I was drawn to the shelf of cans. The fact that I have two years successfully used similar stacked "piggy Bank" for storing small parts...
