3i Grade 1 Mortise Lock Body installation PDF Direct Download:
If you need a new drilling template, please download the template from one of the links below.
PLEASE NOTE: When printing templates, check your print settings to make sure that the template is printed at 100% of the actual size. Once printed, check the measurements on the template with a ruler before drilling your door.
Right-handed door – Mortise drilling template PDF direct download (right-hand)
Left-handed door – Mortise drilling template PDF direct download (left-hand)