Staedtler®

Four-piece set contains the most popular mathematical instruments: 12" ruler, 180° protractor, 60° set square and 45° set square. Tinted plastic pr...

Tinted transparent plastic and beveled center opening for easy pick-up. Protractor features graduations in 1/2 degree increments reading right to l...

Stay safe while learning with the obtuse-angled safety needle on this student compass. The easy-to-hold top supports a firm grip for precise drawin...

Transparent green plastic is easy to see through and use. Matte finish on one side reduces glare. Cut-out identification and ruler scales are print...

Transparent green plastic is easy to see through and use. Matte finish on one side reduces glare. Cut-out identification and ruler scales are print...

Transparent green plastic is easy to see through and use. Matte finish on one side reduces glare. Cut-out identification and ruler scales are print...

Accurate and versatile ruler is an essential tool for architects who count on precision. Three sides with six different scales. Open divided: 3/32,...

Accurate and versatile ruler is an essential tool for architects who count on precision. Three sides with six different scales. Open divided: 3/32,...

Triangular scale delivers the precision and versatility engineers require, making it an indispensable tool. Features three sides with six different...

Triangular scale delivers the precision and versatility engineers require, making it an indispensable tool. Features three sides with six different...

Everything needed for higher-math classes—this precision instrument set is ideal for serious high-school and college students. Includes a standard/...