Description Roberts Long Neck Jamb Saw The ROBERTS Longneck Plus 6 in. Jamb Saw is powered by a 7500 RPM, 1100 Watt industrial grade motor and easily cuts door jambs, trim and moulding for installation of new floors. This saw also cuts through brick and cement block with the included masonry blade. Doors as thick as 1-3/4 in. can even be undercut without removal. The Longneck Plus features a vacuum port for dust containment that attaches to any standard vacuum, in addition to an extended, rotating tail for maximum comfort and extra stability. This jamb and undercut saw includes a moulded storage and carrying case for between job protection and portability, as well as 2 blades.