Features: This comprehensive brass instrument repair tool set includes seven versatile tool like hooks, scoops, and tweezers, designed to address all essential repair needs for brass instruments with precisions and reliability. Featuring exact sizes from 20mm to 142mm, such as a 105mm hook and 142mm tweezers, these durability metal tool offer superior hardness and flexibility for frequent disassembly and adjustments without damage. Perfect for instrument technicians, musicians, and repair professionals who demand good quality tool for maintaining and servicing their brass instruments efficiently. Ideal for various repair scenarios including key resets, gaps cleaning, and part extraction, ensuring thorough maintenance of brass instrument components like valves and tubing. Light weight at just 76g net weight and 117g with the included PP case, this compacts set is easily portable for on the go repairs, making it a must have for any brass instrument enthusiast. Specifications: Dimension:30×105mm/1.18×4.13in 30×104cm/22.8×27.5in 20×98mm/0.75×1.06in Component:Metal Package Includes: 1set brasses instrument repair tool note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.