Ingersoll Rand Angle Angle Grinder, 3/8 in NPT Female Air Inlet, Heavy Duty, 12,000 RPM, 1.0 hp - G4016881

Angle Grinder, Wheel Diameter 4 in, Horsepower 1 hp, For Wheel Type Type 27, Max. Speed 12,000 RPM, Air Inlet 3/8 in NPT Female, Air Inlet Connection Size 3/8 in, Air Inlet Gender Female, Air Inlet Type NPT, Lever Type Safety Lever, Spindle Thread Size 3/8 In.-24, Reach Standard Reach, Duty Heavy Duty, Variable Speed Yes

What Our Experts Think

• Heavy-duty air angle grinder powered by a 1.0 hp motor delivering up to 12,000 RPM for fast, precise grinding.

• Features a 3/8" NPT female air inlet for efficient airflow and consistent power.

• Ideal for metal fabrication, surface prep, and weld cleaning applications.

• Ergonomic angle design provides better control and access in tight spaces.

• Built with Ingersoll Rand’s durable engineering for professional, long-lasting performance.

Q&A

Q: What materials can this grinder be used on?
A: Excellent for steel, aluminum, and other metals in industrial and workshop environments.

Q: What air pressure is recommended?
A: Operates best at 90 PSI with clean, lubricated air for consistent RPM and torque.

Q: Is it suitable for continuous-duty use?
A: Yes, it’s designed for heavy-duty professional use with reliable power output.

Maintenance Tips

• Add a few drops of air tool oil before each use to protect internal parts.

• Use a filter-regulator-lubricator (FRL) system to ensure clean, moisture-free air.

• Inspect grinding discs for wear or damage before operation.

• Avoid excessive pressure to prevent overloading the motor.

• Store in a dry, clean area to protect against rust and contamination.