3Pcs Wind Instrument Repair Tools Include Saxophone Leveling Rings Pad Double Specifications: Packaging: Black Spring Hook Tool: Designed with a large tip for spring needle disassembly, installation, modification, and drilling. The maximum contactable spring diameter is more than 1.4mm, and the minimum contactable spring diameter is less than 1.0mm. Red Spring Hook Tool: Designed with a smaller tip for spring needle removal and installation. L-shaped Adjustment Tool: The work of the saxophone leveling pad tool is to check and repair whether the leather pad and the key cover are leaking or suitable. Lightweight and Durable: Made of stainless steel, lightweight and wear-resistant. Wide Application: suitable for most woodwind instruments, such as saxophone, clarinet, oboe, flute, piccolo, bassoon, etc.