Timely T60 Flowplanner Set (set of 2) For petroleum and organic chemical industries. Draws widely-used symbols for flow plans and field reports. Contains: vessel heads, nozzles, pumps, fans, compressors, agitators, ejectors, exchangers, worms and furnace coils. Instruction manual manila carrying folder included. Size: 4-3/8" x 6-7/8" x .020".