Spindle moulder machine are commonly used to trim and shape wood to make it ideal for various uses such as in shutters, windows, frames, doors, etc.
These tools also allow tenoning for window assemblage, that is, a milling process used to join side jambs to head jambs in window frames and frames in general.
These are ‘secondary processing’ tools, which work on solid wood and are not used on timber that is to be cut to measure, but on wood that is to be finished, milled and subsequently worked.
The guard's main purpose is to provide pressure on the workpiece to hold it very firmly onto the table and horizontally against the fence. Compared to its smaller cousin, the router table, a spindle moulder is able to produce work with a much larger profile such as a crown moulding.