Mini stopper limit switches from Metrol incorporate a mechanical stop along with the limit switch function, eliminating the need for a separate stop in many applications. With 10 micron repeatability, long service life, and high contact force, these stainless steel switches are ideal for use in precision indexing/positioning applications. Stopper bolt limit switches can take the place of a stop bolt and a separate switch for indication. Metrol stopper bolt precision limit switches incorporate a mechanical stop along with the limit switch function and provide 2 tasks with one device by housing a high-accuracy built-in switch in a stopper bolt. These are designed to have the sensed parts come to a stop against them and not damage the switch. Mini stopper limit switches start at $35.00 and stopper bolt limit switches are priced from $48.00. Both have a one-year warranty.