The ExOne Company is a provider of three-dimension (3D) printing machines and 3D printed and other products, materials and services to industrial customers. The Company primarily consists of manufacturing and selling 3D printing machines and printing products to specification for its customers using its global installed base of 3D printing machines. Its machines serve direct (metal) and indirect (sand) applications. Direct printing produces a component and indirect printing makes a tool to produce a component. The Company offers pre-production collaboration and print products for customers through its network of ExOne Adoption Centers (EACs). It also supplies the associated materials, including consumables and replacement parts, and other services, which also include training and technical support that provide purchasers with its 3D printing machines to print products.