MiniSteam Thimble KitLiney Thimble Kit. including bar stock and accessory package to complete engine. This kit includes all the materials, bar stock, accessory package and drawings for a machinist to machine and build. This kit requires a mill and lathe to complete. This is an entry level machinist kit. All material in this packet is copyrighted. The purchase of these plans allow builder to build one engine per set of plans purchased.