1/4” Air straight Die grinder: This air die grinder features a straight head, equipped with a 1/4” collet and a 1/8” collet, which could hold a variety of grinding bits, ideal for all kinds of materials. High Free Speed: The Pneumatic straight die grinder operates at a maximum speed of 25,000 RPM continuous power with an air compressor, which allows for precision cutting, grinding, shaping and sanding. Operating pressure: 90psi (6.3bar). Air consumption: 85.5l/min (3cfm).Note: Using the sealant tape to avoid air leakage. Rear Exhaust: A rear exhaust makes the lower sound level possible, while

Berkling Tools 1/4" Air Die Grinder Professional Grade Heavy Duty with Variable Speed Control (Angle, 115 Degree) : Amazon.ca: Tools & Home Improvement

Ingersoll Rand’s EDGE Series 3101G 1/4" Air Angle Die Grinder is the right tool for the job. The angled shape of this powerful, 20,000 rpm angle die grinder lets you get to those hard-to-reach places. The 3101G has a 1/3-horsepower motor, a 1/4-inch collet, a rear exhaust, and a self-locking throttle. A grease fitting allows you to keep the gears properly lubricated. An ergonomic grip makes the tool comfortable to hold and use. Use the 3101G pneumatic grinder in various applications including finishing, cutting, porting, weld breaking, deburring, polishing, and grinding.

Compact design and one-hand operation give this air die grinder maneuverability in tight spaces. The rear exhaust won't blow dangerous metal chips toward the operator. The air die grinder’s ball bearing construction stands up to rigorous use.

Air Die Grinder, 1/4" Air Straight Die Grinder 24000 RPM Strong Torsion Output Industrial Pneumatic Die Grinding Tool with Safety Switch : Amazon.ca: Tools & Home Improvement

Air Die Grinder - 1/4", Right Angle, 20,000 RPM, Pneumatic Power, Safety Lock, 90 Degree, Mini, Angle Die Grinder for Grinding, Polishing, Cutting and More in Grinders.

Pro 120° 1/4" Air Angle Die Grinder Cutting Grinding Built-in Regulator in Angle Grinders.

DOTOOL 1/4" Air Die Grinder Kit Straight Pneumatic 28000 RPM Rear Exhaust Polisher with 1/4"(6MM) and 1/8"(3MM) Collets Mini and Compact Size, Polishing Tool in Straight Grinders.

1/4" Air Die Grinder Kit