Attribute reduction plays an important role in rough set theory. It is an important application in data mining. In this paper, we focus on discussing the relation between set covering and attribute ...

Interestingly, the ridges on a standard screwdriver handle design make it possible for the tool to fit inside the hex socket ...

The socket set is at the heart of every toolkit, but they come in many shapes and sizes from several brands. Our expert ...

In this video, I restore an antique wrench that belonged to a subscriber's grandfather from Italy. The wrench, made by Bemis ...

Dive into the art of sand casting, a classic metalworking technique, to create a multi-size combination spanner with a hex head and screw wrench. Sand casting is one of the oldest and most ...