Clamp a piece of.
Make lock hole bigger in metal door.
Place the template that comes with the lockset on the metal door.
Then mark centerlines on the plywood block.
Mark with an x the center spot for the doorknob hole on each side of the door.
Then bore into the plywood and through the hole behind it.
The plywood will hold the pilot bit on track until the saw starts cutting.
Cut two pieces of scrap plywood several inches larger than the diameter of the hole.
When enlarging a lockset hole mark the centerlines of the old hole on the door.
Draw a center line on the plywood and mark setback of the hole from one edge of the plywood.
Take your time so you keep the.
How to cut a hole for a door knob in a metal door.
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