There are so many different tools, I couldn't even begin to describe them all here. Just offhand, I can think of over 12 different kinds of wrench, 20 kinds of hammers, 30-35 different kinds of saws.
"tool" is such a versatile word I could almost write a book on it. You need to refine your question.
what kind of tools did the cavemen use.
Tools.
They seem to mostly be woodworking tools.
It depends on what kind of tools.
they used wood tools and steel tools and rock or stone tools
stone and metal tools
At the website Carbide Tools the kind of products that can be found are tools that can be used in the garden. You can buy a lot of different tools that will make working in the garden a real pleasure.
study
animal bones were used for tools
Mammalogists use various tools such as binoculars, camera traps, GPS devices, radio telemetry equipment, and mammal identification guides to study and track mammals in their natural habitats. They may also use microscopes, scales, and measuring instruments for specimen analysis in a lab setting.
Surveying and drawing tools are two main requirements.
They used sticks and rocks to make useful tools.