Consumers should immediately stop using the recalled stud sensors and contact Stanley to receive a free replacement sensor. For more information, consumers may contact Stanley toll-free at 1-800-263-6292 between 8 a.m. and 5 p.m. ET Monday to Friday, or e-mail Stanley at stanleytools@stanleycustomercare.com , or visit the firm's website . Date modified: 2009-04-01