Crossword Puzzle Torque-transmitting tooth

Clue: Torque-transmitting tooth

Back tooth (e.g. MOLAR with 5 letters)
Mammoth tooth (TUSK with 4 letters)
Food for the toothless (PAP with 3 letters)
Expressions in toothpaste ads (SMILES with 6 letters)
Going ___ tooth and nail (ATIT with 4 letters)
Long-in-the-tooth types (FOGEYS with 6 letters)
Symbol used for torque (TAU with 3 letters)
Maugham work about a sweet-toothed gal's dream date? (CAKESANDMALE with 12 letters)
Toothpaste promoted by Bucky Beaver (IPANA with 5 letters)
Toothy wheel (RATCHET with 7 letters)