Ingersoll-Rand Model 307BK Standard Duty Mini Die Grinder Kit.
Part of an expanded line of economical, standard duty grinders, the IR307B combines performance and versatility in a lightweight, compact package. It can be used with all types of accessories for porting, weld breaking, and smoothing sharp edges... as well as deburring, polishing, and grinding.
Standard 1/4" collet for all types of accessories.
Safety lever prevents accidental starts.
Front exhaust helps keep work surface clean.
Versatile and reliable.
Free speed: 27,000 RPM;
Collet size: 1/4";
Rated power: 0.25 hp;
Avg air consumption: 3CFM.