| ITEM | SQUARE | DRILL SIZE | BOLT SIZE | PIPE SIZE |
|---|---|---|---|---|
| 9521 | 3/16" | 1/8" | 5/16" | - |
| 9522 | 3/16" | 3/16" | 3/8" | - |
| 9523 | 1/4" | 15/64" | 7/16" | 1/8" |
| 9524 | 5/16" | 5/16" | 1/2y 9/16" | 1/4" |
| 9525 | 3/8" | 3/8" | 5/8" | 3/8" |
| 9526 | 7/16" | 15/32" | 3/4" | 3/8" |
| 9527 | 1/2" | 9/16" | 7/8" | 1/2" |
| 9528 | 5/8" | 21/32" | 1-1/8" | 1/2" |
| 9529 | 3/4" | 13/16" | 1-3/8" | 3/4" |