Jiayouy 9Pcs Saxophone Repair Tool Woodwind Instrument Maintanance Kit Stainless Description: 9pcs maintenance kit can help complete the most common sax repairs and adjustments. Necessary tool for saxophone lovers or maker. Used for the disassembly and assembly of the spring, the maximum contactable spring diameter is 1.4mm or more, the minimum contactable spring diameter is 1.0mm or less. The work of the saxophone dressing tool is to check whether the leather pad and the key cover are leaking or suitable. The saxophone key cover adjustment tool is to adjust the position of the instrument key cover when the instrument key cover is misplaced. Package Content: 6* Key Cover Adjusting Trimming Tool Set 1*Spring Hook 1* Double Headed Flat Pad 1* Reverse Tweezers 1*Screwdriver. Come with portable case, no need to worry about missing small parts or messy woodwind repair tools!.