1、These tools suits for clarinet, flute and other musical instrument accessories. 2、Made of stainless steel, these tools are sturdy and durable. Not easy to corrode or fracture. 3、There are three specifications for you to refer to, and they can adjust different parts of musical instrument. 4、Lightweight and portable, feels great when touching. Easy handle, easily keep tidy. 5、Pay attention to keep these tools dry, otherwise their service time will be greatly reduced. 1 Set of Saxophone Adjustment Tools Item Type: Flute Repair ToolsMaterial: Stainless SteelColor: Silver Suit for: Clarinet flute maintainenceDiameter: Approx. 14mm / 0.55in,18mm / 0.7in                Approx. 12mm / 0.5in, 16mm / 0.63in                Approx.10mm / 0.4in ,14mm / 0.55inSize: Approx. 22mm x 88mm / 0.9in x 3.5in         Approx. 20mm x 88mm / 0.8in x 3.5in         Approx.18mm x 88mm / 0.7in x 3.5in