C.S. Osborne No. #481 / 483 / 484 Thonging Chisels
Osborne Thonging chisels are made from high grade tempered tool steel forged in one piece. Best possible quality for long life. For making slits in leather for lacing, cutting out designs or slits for pronged hardware and many more applications.
Available here in 1, 3 & 4 Prongs with either 3/32″ (2.4mm) or 1/8″ (3.2mm) width between prongs.
Sizing Chart Below
| Osborne No. | Description | Width Between Prongs (“) | Width Between Prongs (mm) | Tool Width (mm) | Weight |
| 481 3/32 | 1 Prong | N/A | N/A | 2.3mm | 28g |
| 481 1/8 | 1 Prong | N/A | N/A | 3mm | 28g |
| 483 3/32 | 3 Prong | 3/32″ | 3/32″ | 12mm | 28g |
| 483 1/8 | 3 Prong | 1/8″ | 1/8″ | 15mm | 28g |
| 484 3/32 | 4 Prong | 3/32″ | 3/32″ | 16mm | 56g |
| 484 1/8 | 4 Prong | 1/8″ | 1/8″ | 21mm | 56g |
