WESTWARD 6XY11 Pre Steel Square Set Carbon Tool Steel - Pre Owned 

Latch on case does not latch closed. See pictures for condition

Precision Steel Square, Material Steel, Angle 90 Degrees , Number of Pieces 4, Outside Dimensions 2 in x 1 1/2 in; 3 in x 2 1/2 in; 4 in x 3 in; 6 in x 4 in, Case Included Yes, Construction Steel, Squareness - Inch 0.0006 in to 0.0008 in, With Wide Base No Machinist's Squares are used in visual checks of parts for squareness and to position one item perpendicular to another. True 90 Degrees angles inside and outside. Beams and blades are lapped for straightness and parallelism. Blade length is measured from inner edge of beam to end of blade.