This is a mod that bring multipurpose tools to Minecraft.
It can upgrade,and fix easily.
Enjoy your new tool:)
Walker:Basic knife.Can harvest most of block like using pickaxe/axe/shovel and use as a sword.
To open,Sneaking and use RIGHT mouse button.
Crafter:Mobile crafting table!
Worker:Not only like Walker,but it can till like hoe.It can shear your animals,too.
Soldier:It's no new function,but speed more fast.To open soldier,you don't have to sneak.
Wooden knives have more damage.
Others need Walker.
If you want a wooden one,the middle one is your knife: