These were used to manufacture early tools and weapons.

Very early tools featured simple flat bases with Meccano-spaced holes.

The earlier tools were inadequate to their tasks; we had been pushing their limits.

There was an earlier tool, a web vulnerability scanner called Nikto.

The early tools, being so unspecialized, were equally good for many tasks.

Most large stores use some combination of these techniques, which were among the earliest tools used to combat shoplifting.

A simpler form was one of the earliest tools ever devised, and it was still useful.

Units of measurement were among the earliest tools invented by humans.

Also, the earlier tools were limited in that they could not be scripted from the command line.

The earliest tools are made of either stone or ceramic.