Specifications of 1/4” Air Angle Die Grinder:

Free speed: 20,000 RPM

Collet size: 1/4”

Air consumption: 4 CFM 

Air inlet: 1/4” NPT

Working pressure: 90 PSI

Specifications of 1/4” Mini Air Die Grinder:

Free speed: 25,000 RPM

Collet size: 1/4”

Air consumption: 4 CFM 

Air inlet: 1/4” NPT

Working pressure: 90 PSI

Kit includes: 

1 x 1/4 in. composite air angle die grinder

1 x 1/4 in. Composite mini air die grinder

1 x 1/8” collet

2 x hand wrench

2 x air inlet plug

1 x oil pot

5 x 1/4” shank grinding stone

5 x 1/8” shank grinding stone

5 x 3” sanding disc

5 x 2” sanding disc

1 x 3” backing pad with arbor

1 x 2” backing pad with arbor

8 x 1/4” shank carbide rotary burr