PROSHI 1/4-Inch Angle Air Die Grinder, Mini Air Angle Die Grinder,

The 90-degree head allows flexibility in many applications, for reaching tight or angled grinding. Variable-speed throttle ramps up to maximum RPM, Built-in air regulator for precise speed control. Lightweight aluminum body, Rear exhaust, Durable ball-bearing motor. Sealed ball bearing design keeps out contaminants promoting smooth operation. Suitable for precision machining, smoothing, chamfering, deburring, grinding, polishing, engraving.