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Drivers are heated in a custom oven to cure the epoxy used to join the head and shaft of each club at the Ping Inc. production facility in Phoenix, Arizona, U.S., on Tuesday, Dec. 17, 2013. The U.S. Census Bureau is scheduled to release durable goods figures on Dec. 24, 2013. Photographer: Tim Rue/Bloomberg via Getty Images

Drivers are heated in a custom oven to cure the epoxy used to join the head and shaft of each club at the Ping Inc. production facility in Phoenix, Arizona, U.S., on Tuesday, Dec. 17, 2013. The U.S. Census Bureau is scheduled to release durable goods figures on Dec. 24, 2013. Photographer: Tim Rue/Bloomberg via Getty Images