
1) Woodworking machine
Found on
https://www.crosswordclues.com/clue/mortiser

A mortiser or morticer is a specialized woodworking machine used to cut square or rectangular holes in a piece of lumber(timber), such as a mortise in a mortise and tenon joint. ==Square chisel mortiser== The square chisel mortiser (also called hollow chisel mortiser), similar to a drill press in many respects, combines the cutting of a four-sided...
Found on
http://en.wikipedia.org/wiki/Mortiser

Hollow mortising chisel and bit A mortiser or morticer is a specialized woodworking machine used to cut square or rectangular holes in a piece of lumber, such as a mortise in a mortise and tenon joint. Square chisel mortiser The square chisel mortiser (also called hollow chisel mortis...
Found on
http://www.daviddarling.info/encyclopedia/M/AE_mortiser.html
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