Tip 3
Finding the
correct pilot hole sizes for wood screws
Often we need
to find the correct pilot hole for a wood screw. Use the table below as a
reference guide. You can easily print the table and post it in your shop, it
will come very handy.
Screw
Size # |
Shank
Hole |
Drill
Bit for
Soft Wood |
Drill
Bit for
Hard Wood |
0 |
1/16 |
1/64 |
1/32 |
1 |
5/64 |
1/32 |
1/32 |
2 |
3/32 |
1/32 |
3/64 |
3 |
7/64 |
3/64 |
1/16 |
4 |
7/64 |
3/64 |
1/16 |
5 |
1/8 |
1/16 |
5/64 |
6 |
9/64 |
1/16 |
5/64 |
7 |
5/32 |
1/16 |
3/32 |
8 |
11/64 |
5/64 |
3/32 |
9 |
3/16 |
5/64 |
7/64 |
10 |
3/16 |
3/32 |
7/64 |
11 |
13/64 |
3/32 |
1/8 |
12 |
7/32 |
7/64 |
1/8 |
14 |
1/4 |
7/64 |
9/64 |
16 |
17/64 |
9/64 |
5/32 |
18 |
19/64 |
9/64 |
3/16 |
20 |
21/64 |
11/64 |
13/64 |
|