Blank or Custom Signs

Sign Blanks

Rust-free Aluminum Metal Sign Blanks for Road and Traffic Signs. Dornbos Sign & Safety Inc.  stocks wholesale sign blanks. All the sizes your sign shop needs for producing parking, street, traffic and , signs. These metal .080 aluminum sign blanks are available in all of the most popular shapes with many available with radius corners, pre-applied borders and pre-drilled holes for mounting hardware. Finishes range from bare metal to reflective blanks featuring a variety of 3M materials such as Engineer Grade Prismatic, High Intensity Prismatic, and Diamond Grade Cubed Reflective.