Possible Clues:

• Sharp-edged metal tool
• Sh! One is all on edge with lice
• Carpenter's and mason's tool
• Fiddle with something in the toolbox
• Wood worker
• Do as sculptors do
• Cutting tool for shaping wood or stone
• Wedgelike tool
• Slangily cheat with wood-working tool
• Rip-off sort of tool