The Pro-Graad TwistFlex Revolver Chamber Hone Tool, designed for 9mm Pistol Chambers with 400 Grit Silicon Carbide, comes in a pack of 1. Delivered in the box is the versatile TwistFlex tool, specifically crafted for use on 9mm Pistol Chambers. Notably, the tool's slightly oversized design easily conforms to the chamber due to the flexibility of its honing tool stems. One of its key features is the promotion of a smooth round release, achieved by swiftly eliminating corrosion, oxidation, machining imperfections, scratches, and nicks. The result is a finely polished chamber that ensures rounds effortlessly fall from the cylinder and smoothly eject from the chamber. Emphasizing quality and performance enhancement, the Pro-Graad TwistFlex for Arms is engineered with precision. This revolver chamber hone tool is tailored for 9mm Pistols, effectively eliminating brass scarring to facilitate quick and smooth reloads. The overall outcome is an exceptional, refined surface quality, leading to enhanced accuracy, minimized wear, and extended longevity.