| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10234CB | UNIBIT #4, 3/16"-7/8", COBALT HSS, GENERAL USE |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10234 | STEP DRL #4 3/16-7/8IN 12 SZ |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 10311ZR | STEP DRL #11 7/8" |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW DWA1786IR | 3/16IN-7/8IN IMPACT READY STEP DRILL BIT |
