UBOLT

Every clue on record, most used first

• Letter-shaped fastener5 times

  The New York Times — Wednesday, 12 September 2007

• Letter-shaped, threaded fasteneronce

  The New York Times — Monday, 26 October 2009

• Curved fasteneronce

  The New York Times — Wednesday, 15 April 2009

• Nut holderonce

  The New York Times — Sunday, 4 May 2008

• It has a nut on each endonce

  The New York Times — Sunday, 27 November 2005

• Metal fasteneronce

  The New York Times — Sunday, 10 April 2005

• Bar with two screw threadsonce

  The New York Times — Sunday, 6 March 2005

• Fasteneronce

  The New York Times — Thursday, 6 May 2004

• Letter-shaped hardwareonce

  The New York Times — Thursday, 20 November 2003

• It takes two nutsonce

  The New York Times — Wednesday, 28 May 2003

• Axle secureronce

  The New York Times — Sunday, 26 November 2000

• Carpenter's double-nutteronce

  The New York Times — Wednesday, 1 November 1995