The Coofix 4.5-inch Angle Grinder is a common, small-diameter angle grinder designed for general purpose cutting, grinding, and polishing tasks, primarily aimed at the budget-conscious DIY market, workshops, and light fabrication.1 The 4.5-inch (or $115 text{ mm}$ to $125 text{ mm}$) diameter is the standard, most versatile size for angle grinders.
