With tapped hole in base for earthing screw.
20mm clearance
 |
Medium Steel Box R274 | |
Medium Steel Box M272 | ||||
|---|---|---|---|---|---|---|---|
| Material | Steel | Material | Malleable | ||||
| Finish | Zinc Plated | Finish | Galvanised | ||||
| Holes | 1 Hole or 4 Knockouts | Holes | 1, 2, 3, 4 | ||||
| Size | 29mm Deep | 63.5mm Internal Diameter | Size | 31mm Deep | 63.5mm Internal Diameter | ||
| Box Qty | 10 | Box Qty | 10 | ||||
