| Answer | Crossword Clue |
|---|---|
| crankpins | A pin by which a connecting rod is attached to a crank |
| crankpin | the cylindrical piece which forms the handle of a crank or to which a connecting rod is attached |
| pintles | pin, bolt, or hook by which a gun or the like is attached to the rear of a towing vehicle |
| pintle | pin, bolt, or hook by which a gun or the like is attached to the rear of a towing vehicle |
| trephine | small circular saw with a center pin mounted on a strong hollow metal shaft to which is attached a transverse handle: used in surgery to remove circular disks of bone from the skull |
| trephined | small circular saw with a center pin mounted on a strong hollow metal shaft to which is attached a transverse handle: used in surgery to remove circular disks of bone from the skull |
