The set includes the following:
1. One 45-degree angle square (14 centimeters x 14 centimeters x 19.5 centimeters) with tactile centimeter markings on the two 14 centimeters sides.
2. One 30-degree angle square (17 centimeters x 10 centimeters x 20 centimeters) with tactile centimeter markings on the 17 centimeters and 10 centimeters sides.
3. Ruler (30 centimeters or 11.75 inches long) with tactile centimeter markings (a single dot for each centimeter; two dots at 5-centimeter increments; three dots at 10-centimeter increments).
4. Protractor with tactile dots at each 10-degree mark, solid lines at 45 and 135 degrees, and two dots at the 90-degree point. Measures approximately 20 centimeters (7.75 inches) on flat side.
5. Compass. Measures 14 centimeters (5.5 inches) long.