Allows mortising strike plates and latches quickly and accurately Strike plate sizes: 1-1/8-by-2-3/4-inch, 1-1/2-by-2-1/4-inch, 1-1/2-by-2-3/4-inch Latch plate sizes: 1-by-2-1/4-inch, 1-1/8-by-2-1/4-inch, 1-1/8-by-2-3/4-inch Works with 1-3/8-inch and 1-3/4-inch thick doors Includes mortising router bit with bearing guide, Weight: 2.85 lbs., Manufacturer: Porter-Cable