This is a New MS170, MS180 Workshop Service Manual and Parts List Manual Lot. This is a 3 manual lot. The service manual has 40 pages in it. The MS 170 parts manual has 23 pages. The MS 180 parts manual has 23 pages. The Service Manual shows you how to actually work on every part of the saw and the Parts Manual shows you with an exploded diagram of every part to the saw and a part # for each part with a nameThese manuals will help you do you own work on your saw. This is actually made out of paper/book/magazine. You will receive the manuals as pictured.