Malco FasGroov Square

Easy one-piece layout for both 1" (25.4 mm) and 1-1/2" (38.1 mm) ductboard. Adjustable "Finger" Clip allows user to finish cut accurately while arm is fully extended. Five position Angle Arm accommodates user's reach and hold square in alignment. Features: Adjustable Angle "Finger Clip" keeps square in contact with ductboard. Handle allows user to keep square in position. Arm can be locked in five different angles.