The core of the Valentino Clarinet Fix Kit is "Servicing the Clarinet" with J.L. "Jeff" Smith. This book is an invaluable introductory guide to anyone learning to service clarinets. The book includes sections on disassembly and assembly, dealing with pad leaks, replacing pads, adjusting keys, and replacing tenon corks. Clear illustrations and close-up, step-by-step photographs make following the text easy.