AmazonBasics B07J4VK742 Manual Del Usuario página 6

Installation
Step 2: Drill Holes
1" (25.4 mm) holes
1. Drill 2-1/8" (54 mm) holes from both sides of the door.
2. Drill 1" (25.4 mm) holes in the door edge for the latch.
3. Drill a 3/8" (10 mm) hole for the mounting screw of the exterior handle.
4. To avoid splintering, drill holes from both sides.
6
2-1/8" (54 mm) holes
3/8" (10 mm) hole