Possible Clues:

• Carpenter's or mechanic's table
• Bit of North Pole furniture
• Garage feature
• Labour court judges in station associated with crafty types
• Sir comes in tired: check for purpose-built seat?
• Labour court judges getting a hammering from chippy sorts here
• Labour seat?
• Heavy table
• Carpenter might apply herself at this Labour seat
• Requirement for craftsmen and women fixing broken central heating