Protractor for blackboard, 4.5mm rigid plastic, 180 x 1 degree, base 440mm, with detachable handle.
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Compass for blackboard, 40cm long, hard white plastic, with sturdy metal butterfly screw for adjusting tightness by hand. Interchangeable suction foot and compass point in soft plastic. Holder with convenient mechanism that is adjustable for round and square chalk.
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Chalk eraser with six strips of dense eraser felt on strong wooden backing.
The wood is resistant to breakage and it is made from non-virgin wood.
Excellent chalk absorption and cleaning power on both chalkboards as well as white boards
The handle body is made of wood and ergonomically designed to ensure easy pick up and comfortable use.
Safe for daily use on all chalkboard surfaces.
