Leigh D4R Pro - Page 65

57
BOX JOINTS
Chapter 15D4R Pro User Guide
15-13 Lets make a box with
3
/8" box joints..
Prepare four boards and number them 1 to 4. Then select the grain
alignment and mark the common top (or bottom) edge
f
. Don’t
worry about face side selection; this can be done after routing.
4
3
2
3
2
1
4
1
15-14 All box joint boards are clamped alternating face side in
j
and face side out
j
always with the same side edge against the
side stop (or Spacer).
15-15 Rout both ends of boards 1 and 3 with their edges against
the side stop. Be sure to keep the same edge to the stop.
3
1
15-16 Rout both ends of boards 2 and 4 with their edges against
the Spacer and the Spacer in the No.3 position.
Keep the same edges to the Spacer.
4
2
1
15-17 Keeping the marked side stop edges of all boards toward the
top (or all to the bottom) of the box, select the preferred outside
faces before routing the grooves
➄
for the bottom.
5
1
2
3
4
15-18 The same method will produce end-on-end joints.