| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW 56-204 | ST HMMR 4LB ENGNR |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW DWHT56147 | 4LB FIBERGLASS BLACKSMITH HAMMER |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW DWHT56148 | 4LB FIBERGLASS ENGINEERING HAMMER |
| | IRWIN INDUSTRIAL TOOL COMPANY | IRW FMHT56008 | 4 LB BLACKSMITH HAMMER |
| Manufacturer | IRWIN INDUSTRIAL TOOL COMPANY |
| Head Weight | 4 lb |
