wood working chisels range from small hand tools for tiny delails, to large chisels used to remove big sections of wood, in roughing out the shape of a pattern or design.
Firstly, make the wood with a fine pencil
Secondly, should do the tilt angle in accordance with wood to the drill
Net, the hand holding to the wood chisel, the other hand holding the hummer down on the handle of chisel.
Finally, keep the chisel with plastic sheath or cloth or roll.