| Parts No. | Model | Used on |
| 3649 | K2 | 2 series |
| 30052 | KK | DC8, SM8, 74K, 22BA, 23BA, 24BA, 26BA, 29-33 |
| 14273 | KG1 | 1/4" & 3/8" Multi-craft |
| 3651 | K3 | 3, 34series & 14N |
| 3655 | K4 | 36, 16N & 18N |
| 3657 | K5 | 20N |
| Model | |
| K2 | Used on 2 series |
| KK | Used on DC8, SM8, 74K, 22BA, 23BA, 24BA, 26BA |
| KG1 | Used on 1/4“ & 3/8“ Multi-craft |
| K3 | Used on 3, 34 series $ 14N |
| K4 | Used on 36, 16 & 18 |
| K5 | Used on 20N |