Brownells India Stone Square Medium MF-14 – Colt Single Action Hand Slot Stoning Kit

The Brownells India Stone Square Medium (MF-14) is a precision gunsmithing abrasive stone designed for hand-stoning the slots and surfaces of Colt Single Action revolvers. Made from India-grade abrasive material in a square profile, this medium-grit stone allows gunsmiths to smooth, fit, and polish action parts with control and accuracy. Ideal for trigger work, sear fitting, and other single-action tuning tasks requiring consistent, fine material removal.