Alumicolor's™ Non-Slip Standard T-Squares have a 1½" tempered aluminum blade, which is calibrated in inches and centimeters and a neoprene non-slip backing that grips better than cork and will not dry out or chip off. The black ABS plastic heads are lightweight and nearly unbreakable. The heads are secured with 5 screws instead of rivets.

Alumicolor's™ Non-Slip Standard T-Squares have a 1½" tempered aluminum blade, which is calibrated in inches and centimeters and a neoprene non-slip backing that grips better than cork and will not dry out or chip off. The black ABS plastic heads are lightweight and nearly unbreakable. The heads are secured with 5 screws instead of rivets.

Alumicolor's™ Non-Slip Standard T-Squares have a 1½" tempered aluminum blade, which is calibrated in inches and centimeters and a neoprene non-slip backing that grips better than cork and will not dry out or chip off. The black ABS plastic heads are lightweight and nearly unbreakable. The heads are secured with 5 screws instead of rivets.