- Lower back cover, large bench mill column housing
- One of two back covers on mill column housing
- HiTorque bench mills
- SIEG SX3.5 bench mills
Lower back cover for column housing on the HiTorque large bench mills and SIEG SX3.5 bench mills.
See Used On tab for reference to machines using this part and the corresponding drawing number.
| Length | 20.5″ (520 mm) |
| Width | 6.0″ (153 mm) |
| Thickness | 0.10″ (2.5 mm) |
