Based in Westlake Village, Calif., Security Door Controls (SDC) introduces a complete new line of UL Listed, ANSI Grade 1 and ADA compliant mechanical cylindrical locksets with its M7800 Grade 1 mortise locksets.
This product features an internal clutch that provides vandal resistance by permitting lever rotation without retracting the latch when locked, according to the company. SDC also claims that independent heavy duty springs provide effective lever return and support. A variety of functions and lever styles are available to meet many applications for schools, hospitals and more.
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