Remove the template.
Make sure the markings are aligned precisely from one
side of the door to the other and double check all the
measurements and markings before drilling.
Use a chisel to create the shallow notches on each side
of the face bore hole.
Align the drill bit over your mark and hold the door
steady. Keep the drill level and straight. Drill the
⅜
”
holes halfway through on the first side. Then drill the
remaining half from the other side of the door. This
prevents damage to the door and improves accuracy.
DRILL HALFWAY THROUGH
ON EACH SIDE
⅜
” (10mm) Drill Bit