MIBRO 366301 Ultimate Door Lock and Hinge Installation Kit for Metal Doors Patented EZ guide lockset template fits doors 1 3/8 inch or 1 3/4 inch with a 2 3/8-Inch backset or 2 3/4-Inch takes out the guess work Latch, Hinge and Striker plate templates for quick and accurate set up for the cut out depths Tough corduroy nylon storage pouch for easy storage. Includes needed templates and hole saws.