There are many ways to keep a ladder from slipping. The easiest “put on” her old sneakers or shoes with a rubber sole.
Recommend to read
“CLEAVER” CABLE
Party NTTM, army innovator Y. Bandurko, suggested a simple device for cutting steel wire rope. Steel is the base plate to which are welded crosswise arranged vertical edge guides....
THE SPIRIT LEVEL TUBE
To control the horizontal position of the parts and elements of building structures typically use a bubble level. To as, for example, to check the position of the roof ridge or panels,...