This mould is for the Doubell Jumbo MK2 Brick Machine to produce standard stock bricks at a commercial brickyard level output. It does 12 per drop & can produce 6000 bricks per day (8-hour shift) with about 5 workers on an area of 450m² (concrete slab or equivalently flat surface)
London Brick MK2 Mould (73x105x220mm)
73x105x220mm stock brick size - this building brick is one of the oldest English-styled bricks. It has an indentation to allow for a better mortar lock when building a wall, adding to the strength.