This is Stihl FS 160, 180 FS220 FS280 Workshop Service Manual. The service manual has 69 pages in it. The Service Manual shows you how to actually work on every part of the equipment. The Parts Manual shows you with an exploded diagram of every part to the equipment and a part # for each part with a name. You will not have to depend on someone else's knowledge when ordering parts. These manuals will help you do you own work on your equipment. This is actually made out of paper/book/magazine. You will receive the manuals as pictured.