Published by at 26 de julho de 2026 The JConcepts Combo Thumb Wrench combines the two most popular sizes for hex nuts in the RC industry. The light-weight, machined aluminum wrench is available in blue and black anodized colors and features a dual-end concept.
![JConcepts Combo Thumb Wrench (5.5mm/7.0mm) (Black) [JCO2556-2]](https://metalma.ind.br/wp-content/uploads/2022/07/LOGO-METALMA.png){kind=logo}