a type of awl with a straight, pointed blade used to mark the centers of holes and scribe lines
Examples
C.S. Osborne No. 4
Osborne’s line of thicker-needle, plastic-handled scratch awls
| Size | Point Length | Total Length | Weight |
|---|---|---|---|
| 1 | 2½ inches | 4½ inches | 1 |
| 2 | 3½ inches | 5½ inches | 2 |
| 3 | 4½ inches | 6¾ inches | 3 |
| 4 | 5½ inches | 7¾ inches | 4 |
C.S. Osborne No. 478
smaller, wood-hafted scratch awl