2 x 4 board
Corner post
Corner Post
4 x 4 board
PRE-DRILL LAG SCREW DIRECTIONS
posts with an 11/64" drill bit. Remove the
holes in the 4 x 4 board into the corner
right. Install the 4 x 4 board.
to drill the holes to a total depth of 2-5/16" as shown at
4 x 4 board. Continue to drill the holes to
a total depth of 2-13/16" as shown at the
the right. Install the 2 x 4 board.
board into position. Spot drill through the
below. Place the board into position. Spot Drill through
the holes in the 2 x 4 board into the corner posts with
Example 5/16" diameter x 3-1/2" lag screw
the right. Install the 2 x 4 board.
This would be like the 2 x 4 board installation shown
drill the holes to a total depth of 2-5/16" as shown at
an 9/64" drill bit. Remove the 2 x 4 board. Continue to
Example: 3/8" diameter x 3-1/2" lag screw
This would be like the 2 x 4 board installation shown
below. Place the board into position. Spot Drill through
the holes in the 2 x 4 board into the corner posts with
an 11/64" drill bit. Remove the 2 x 4 board. Continue
Example 3/8" diameter x 5" lag screw
This would be like the 4 x 4 board
installation shown below. Place the
LAG SCREW DIAMETER
DRILL BIT SIZE
5/16" DIAMETER
9/64"
3/8" DIAMETER
11/64"
Pre-drilling holes for lag screws will make it easier to drive the screws in by hand.
"Jobber" length drill bits are available in sizes that are longer than standard drill bits and
those are ideal for the job. When using the drill bit you will have to "spot" drill the post
and then remove the board you are attaching to finish drilling the hole.
Pay attention to the DIAMETER of the lag screw you are installing
. Your playset may
come with two different diameter lag screws. Each diameter will require a different size
drill bit. When installing lag screws
DO NOT OVERTIGHTEN.
Corner Post
2 x 4 board
4 x 4 board
Corner Post
7 "
3 16
"
16
2 5
16
15
4
"
2 13
16 "
12
