A:If you've been around tools for very long you've probably run into a situation where the head of a screw has become stripped or the head of a bold has broken off, preventing you from extracting it in the normal way. Fortunately there is still a way for you to get a damaged screw or bolt out of wood or metal. It is called a screw extractor. A screw extractor fits on your variable-speed electric d...

A: An oil filter casing hand-tightened during installation will tighten when the engine heats up and cools down. During the 3,000 to 5,000 miles between oil changes, the filter casing can tighten enough that a filter wrench is needed to remove it. Oil filter wrenches are available in many variations but two common styles are affordable and easy to find. Strap-style filter wrenches fit different-si...