The Alumicolor 6-Inch Drafting Fan is a compact and convenient all-in-one tool for all measuring applications. It features eight blades of aluminum sheet that are riveted together to provide all standard architect, engineer, and metric scales. Calibrations included are:
Architect: 1/32, 1/16, 3/32, 1/8, 3/16, ¼, 3/8, ½, 3/4, 1, 1½
Engineer: 10, 20, 30, 40, 50, 60
Metric: 1:20, 1:25, 1:50, 1:75, 1:100, 1:125
The Alumicolor 6-Inch Drafting Fan is also equipped with a center finding scale and an imperial rule printed on its back cover. It has overall dimensions of 7.75”L x 0.75”W x 0.1875”H. Packed in a poly-sleeve bag with a hang tag, this silver drafting fan is portable and accessible for all drawing and drafting needs.