| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10310 | STEP DRL #10 1/2" |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10311ZR | STEP DRL #11 7/8" |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10312ZR | STEP DRL #12 3/8" |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10313ZR | STEP DRL #13 1-1/8" |
