| Part Number | Description |
| 2892870 | SMALL WIRE (.004"/0.100mm) OPTION for HEW's |
| 4436860 | LATCH KIT FO/FI400 WK TANK DOOR |
| 6412780 | SLEEVE INSULATOR LARGE SPOOL OPTION TUBE FI |
| 6605820 | TAPER EXPERT OPTION 0.200mm (0.008") DIA. F |
| 6605830 | TAPER EXPERT OPTION 0.250mm (0.010") DIA. |
| 6606170 | SOFTWARE UPGRADE KIT MK10.14C (MCL#781) FIx |
| 6606630 | FINE WIRE DIAMETER (0.05mm) KIT + COLLECTIO |
| 6606640 | MICROCUT OPTION for 0.030mm or SMALLER DIAM |
| 8060300 | DISKETTE OPTION KEY "TAPER EXPERT" HEW / SP |
| 8063890 | SOFTWARE UPGRADE KIT MK10.14B (MCL#777) FIx |
