Cibela A2 T-Square
610 mm white poly-carbonate material. Knurled locking screw locks T-Square at any desired position on the board. Available with or without locking screw. Scales on blade 1:1, 1:2, 1:5. Symbol for 1st or 3rd angle projection may be stenciled. Raised studs on the underside of the blade prevents smudging.