Related Clues:

• 'That makes a change, of course, but may prove expensive, by the sound of it (5)'
• Changes, of course, in what has to be paid, by the sound of it
• Shorts nails with big heads
• Metal pins or bolts for holding together two plates of metal
• Sharp nails
• We hear the Inland Revenue people are in stitches
• At the call of duty one takes avoiding action ...
• Short metal pins
• Tire deflaters
• Carpet nails
• Rosie's bolts
• Changes course, duty being mentioned
• Hearing of duty, changes course
• Pins for holding two plates of metal together
• Holds firmly