The Stanley 17 Piece Air Die Grinder Kit is a comprehensive compressed air grinding set designed for precision grinding, deburring, and surface finishing tasks across a range of trades and workshop applications. Powered by compressed air via a standard 1/4″ connection, the die grinder operates at up to 25,000 RPM, making it well suited to detailed metalwork, weld dressing, and shaping tasks where control and speed are essential. A maximum working pressure of 6 bar (87 PSI) and an air displacement of 170 l/min ensure consistent performance when connected to a compatible compressor. The kit includes everything needed to get started straight away. Ten grinding stones in both 3mm and 6mm diameters cover a variety of shaping and finishing applications, while the two included chucks allow quick changeover between accessory sizes. Two 1/4″ male quick couplings and a pair of keys complete the package, making this a practical choice for contractors and workshop users looking for a ready-to-use grinding solution. Features and Benefits: • 25,000 RPM operating speed for precise grinding and finishing work • Includes both 3mm and 6mm chucks for versatile accessory compatibility • 10 grinding stones supplied for immediate use across multiple tasks • Two 1/4″ male quick couplings included for straightforward compressor connection • Compact kit format ideal for tradespeople and workshop use Specifications: Air Displacement: 170 l/min (6 CFM) Air Connection: 1/4″ Speed: 25,000 RPM Max Working Pressure: 6 bar (87 PSI) Grinding Stone Diameter: 3mm / 6mm Chuck Sizes: 3mm / 6mm Contains: 1 x Die Grinder 10 x Grinding Stones Ø 6/3 mm 2 x Keys 1 x Chuck Ø 3mm 1 x Chuck Ø 6mm 2 x Quick Couplings 1/4in M The DIe Grinder has the following Spec: Air Displacement : 170/6 l/min,/CFM Air Connection: 1/4″ Speed/Min: 25.000 RPM