Template to install Baldwin Mortise Lock Hardware. All four Baldwin backsets 1 1/2", 2", 2 1/2" and 2 3/4" can be prepped with this one template. Drill bushings are also provided for through bolt holes used for pull trim. Requires the use of HIT-45 clamp and HIT-45ML1 Locator. All hole locations on this template are identified for use.