February 1 thru 28, all IN STOCK original Moto Guzzi Factory Tools are 40% off. Discount is applies when you add the item to your cart.  A lot of these tools are no longer available. Not all of them are described to their application. The use of the tool would be found in the text of the workshop manual. Tools that start with 12 and 13 are generally Loop Frame Related. Starting with 14, 17 and 18  would mostly be 70's and 80's Tonti Framed machines, Starting with 19 are Small Block related.  Starting with 2s and 3's are generally late 80's and 90's thru 00's Tonti based machines. 55's are generally early singles tools.