Koh-I-Noor set of template -electric installThe rate of transparency allows to see the drawing medium below template for easy positioning. III - Electrical Layout Symbols: lights, socket, earth, delta and star, aerial, speaker, and many other symbols in different sizes. II - Electronic Circuit Symbols: capacitor, switch, transformer, terminals, rectifier diode, transistor, loudspeaker, earth, resistor symbols. I - General Symbols: circles, triangles,squares, rectangles, data flow chart symbols, sinusoid symbols, polarity symbols in different sizes. Dimensions: 210 x 90mm (each), Thickness: 1.5mm. Made from transparent, grey dimmed plastic. Set of 3 Electronic Electrical Symbols Drawing Template Stencil.Item Weight: 0.18 Pounds. Product Dimensions: 8.27"L x 3.54"W. Style: A. Brand: KOH-I-NOOR. Material: Plastic. Date First Available: March 16, 2010. Is Discontinued By Manufacturer: No. Best Sellers Rank: #185,030 in Arts, Crafts & Sewing. Customer Reviews: 4.4 4.4 out of 5 stars 478 ratings 4.4 out of 5 stars. Item model number: 070307100000. : B000XA64XE. Manufacturer: Koh-I-Noor. Item Weight: 2.88 ounces. Product Dimensions: 9.45 x 3.94 x 0.31 inches.