Alvin SK360-4 30-Degree/60-Degree 4" Smoke-Tint Triangle

Manufacturer: National Cellular Brand: Alvin Model: FT450-8

Made of molded polystyrene 0.10 inches thick with double-beveled inking edges and double-beveled center cutout finger lifts. The fluorescent orange color reflects light along the drawing edge. Supplied in poly bag with hanging hole.

Manufacturer: National Cellular Brand: Alvin Model: FT450-4

Made of molded polystyrene 0.10 inches thick with double-beveled inking edges and double-beveled center cutout finger lifts. The fluorescent orange color reflects light along the drawing edge. Supplied in poly bag with hanging hole.

Manufacturer: National Cellular Brand: Alvin Model: SK360-6 Color: Gray

These triangles are made of molded 0.10 inches thick polystyrene and feature a transparent non-glare smoke tint for easy visibility. Edges are double beveled with handy fingerlifts for quick placement and removal. Supplied in poly bag with hanging hole.

Manufacturer: National Cellular Brand: Alvin Model: FT390-10

Made of molded polystyrene 0.10 inches thick with double-beveled inking edges and double-beveled center cutout finger lifts. The fluorescent orange color reflects light along the drawing edge. Supplied in poly bag with hanging hole.

Manufacturer: National Cellular Brand: Alvin Model: ACT360-10

Durable clear acrylic features inset stainless steel cutting edge on one side. Printed grid includes inch markings and centering lines ideal for both right and left-handed users. No-slip strips on one side for a stay-put grip, flip over for easy sliding.

Manufacturer: National Cellular Brand: Alvin Model: FT390-8

Made of molded polystyrene 0.10 inches thick with double-beveled inking edges and double-beveled center cutout finger lifts. The fluorescent orange color reflects light along the drawing edge. Supplied in poly bag with hanging hole.

Manufacturer: MOT Brand: MOT

* The color coded center groove easily identifies scale graduations. Measurements are precision-etched into a durable laminated plastic for accuracy. Comes in a protective case. Color coded, 3/32; 1/8; 3/16; 1/4; 3/8; 1/2; 3/4; 1. Ruler Type: Triangular Scale; Length: 12".

Manufacturer: National Cellular Brand: Alvin Model: 130F-12 Color: Fluorescent Orange

Will not discolor or warp with age and handling. The machined finish and hand-polished edges of the F Series (fluorescent) meets or exceeds government specifications. The F Series is extremely popular because the refracted light has an illuminating effect on the drawing by accentuating the triangle’s edge. All models feature a double-taper cutout center for quick, easy lifting from any angle. Supplied in poly bag with hanging hole.

Manufacturer: National Cellular Brand: Alvin Model: 304A

High-quality, solid aluminum scales. Printed calibrations on a durable, ultra-smooth surface that resists stains and abrasions. Color-coded furrows. 4 inches scale with standard engineer graduations of 10, 20, 30, 40, 50, and 60 parts per inch.