Large Oilboard Letter StencilsPrecision laser-cut from 15 pt oilboard stencil board, these individual large letter stencils are a practical, lower-cost choice for large-format marking jobs where you do not need a washable stencil for repeated long-term use.Choose 12", 18" or 32" character height. Each character is cut on its own sheet for easy positioning on pavement, dumpsters, equipment, crates, walls, warehouse floors and other industrial surfaces.Quick Material GuideChoose Oilboard for lower cost, short runs, occasional projects and one-time jobs.Choose Mylar if you want a washable, reusable stencil for repeated marking.Want the reusable version? Shop Mylar Large Letter Stencils →Choose Your Size 12" characters — equipment, doors, bins and facility identification 18" characters — warehouses, pavement, containers and larger equipment 32" characters — dumpsters, large pavement markings, containers, yards and long-distance identification Why Choose Oilboard? Lower-cost option for large stencil sizes Rigid enough to stay flat and easy to position Produces crisp paint edges Lightweight and easy to handle Well suited for short-run and occasional industrial marking Best for: one-time jobs, contractors, occasional maintenance marking, short production runs and projects where full washability is not necessary.When Should I Choose Mylar Instead?Choose 10 mil Mylar when you expect to use the same stencil repeatedly. Mylar is flexible, washable and better suited for recurring facility marking, maintenance programs, multiple locations and jobs where the stencil will be cleaned and reused.Compare the Reusable Mylar Version →Not Sure Which Stencil Format You Need? Need only a few characters? Order individual letters here. Need A–Z? Shop the Oilboard Alphabet Set → Need 0–9? Shop the Oilboard Number Set → Need the same phrase repeatedly? Shop Custom Text Stencils → Want to compare all large stencil options? View Large Letter & Number Stencils → Common Applications Dumpster and roll-off container lettering Warehouse aisle and bay identification Parking lot and pavement marking Equipment and machinery identification Shipping crates, pallets and containers Construction and maintenance marking Oilboard CareStore sheets flat, allow paint to dry before stacking, and avoid folding or sharply creasing the material. Oilboard can often be reused, but it is best viewed as the economical choice for short-term or occasional use rather than a washable long-life stencil.Made in the USAManufactured by Custom Cutouts in the USA for industrial, commercial and construction marking applications.