For grinding and surface preparation tasks that benefit from a larger abrasive diameter and controlled spindle speed, the Ingersoll Rand G3A100RP106 G3 Series Angle Grinder combines a 1.35 HP pneumatic motor with 10,000 RPM free speed, a 5/8"-11 threaded spindle, and a 6-inch guard. This configuration supports material removal across broader contact areas while providing the angle-head access needed for weld cleanup, edge grinding, surface conditioning, and preparation of fabricated metal components.
The Ingersoll Rand G3A100RP106 is configured for compatible 6-inch abrasive accessories that match the spindle, guard, application, and maximum operating speed requirements. Its rear exhaust routes discharged air away from the immediate grinding area, helping reduce direct airflow disturbance around the abrasive and workpiece. Compared with smaller-diameter, higher-speed G3 angle grinder configurations, the 10,000 RPM setup and 6-inch guard give buyers an option for applications where a larger abrasive working area better matches the surface-preparation process.
Type: Angle Grinder | Model: G3A100RP106 | Series: G3 Series | Configuration: Angle | Motor Power: 1.35 HP | Free Speed: 10,000 RPM | Spindle Thread: 5/8"-11 | Guard Size: 6" | Exhaust: Rear
Features:
- 1.35 HP pneumatic motor supplies power for grinding, weld cleanup, material removal, and surface-preparation operations.
- 10,000 RPM free speed supports compatible abrasive accessories selected for the grinder's operating speed and application.
- 5/8"-11 threaded spindle accepts properly rated grinding and surface-preparation accessories with matching mounting requirements.
- 6-inch guard configuration supports compatible abrasive wheels where a larger working diameter suits the material-removal process.
- Angle-head design provides practical tool positioning on flat surfaces, edges, weld areas, and fabricated components.
- Rear exhaust directs discharged air away from the immediate work area and grinding interface.
- G3 Series motor platform provides a focused power-and-speed combination for repeated pneumatic surface-preparation work.
Made in USA: 
Applications:
- Metal fabrication — grinding welds, removing excess material, and preparing larger metal surfaces for subsequent finishing operations.
- Shipbuilding and structural fabrication — cleaning weld areas and conditioning compatible plates, frames, and fabricated assemblies.
- Industrial maintenance and MRO — removing corrosion, coatings, and surface irregularities from machinery and equipment components with properly selected abrasives.
- Foundry and casting cleanup — grinding gates, parting lines, and surface imperfections from compatible cast components.
- Heavy equipment manufacturing and repair — preparing metal surfaces, blending welds, and removing material from fabricated structures and machinery parts.
FAQs:
- Q: What abrasive size is the Ingersoll Rand G3A100RP106 configured to use?
A: The grinder is configured with a 6-inch guard. Use only compatible abrasive accessories that match the guard, 5/8"-11 spindle, application, and manufacturer requirements. - Q: How does this model differ from the 12,000 RPM G3A120RP1045?
A: The G3A100RP106 operates at 10,000 RPM and uses a 6-inch guard, while the G3A120RP1045 operates at 12,000 RPM with a 4.5-inch guard. The G3A100RP106 is configured for a larger abrasive diameter at a lower free speed. - Q: What accessories can be mounted on the 5/8"-11 spindle?
A: Use compatible grinding and surface-preparation accessories with a matching 5/8"-11 mounting interface. Every accessory must also be approved for the application and rated at or above the grinder's maximum operating speed. - Q: What does rear exhaust mean on this angle grinder?
A: Rear exhaust means discharged air exits toward the back of the tool rather than directly around the abrasive and workpiece, helping reduce airflow disturbance near the immediate grinding area. - Q: Can a smaller or larger wheel be installed because it fits the spindle thread?
A: Not solely because the thread matches. Abrasive selection must comply with the grinder's guard configuration, spindle requirements, accessory dimensions, maximum operating speed, and manufacturer instructions.
Available Variations and Specifications
| Model | HP | RPM | Exhaust | Output | Type | Weight lb (kg) |
Length in (mm) |
Height in (mm) |
CFM |
|---|---|---|---|---|---|---|---|---|---|
| G-Series Angle Grinders | |||||||||
| G3A100RP106 | 1.35 | 10,000 | Rear | 5/8" – 11 thread, 6" guard | 27, 28 | 4.9 (2.2) | 9.6" (244) | 3.6" (91) | 33 |
| G3A120RG4 | 1.35 | 12,000 | Rear | 1/4" collet | N/A | 3.7 (1.6) | 9.5" (241) | 3.3" (84) | 55 |
| G3A120RP1045 | 1.35 | 12,000 | Rear | 5/8" – 11 thread, 4.5" guard | 27, 28 | 4.6 (2) | 9.6" (244) | 3.6" (91) | 55 |
| G3A120RP105 | 1.35 | 12,000 | Rear | 5/8" – 11 thread, 5" guard | 27, 28 | 4.7 (2.1) | 9.6" (244) | 3.6" (91) | 55 |
| G-Series Horizontal Grinders | |||||||||
| G3H150RG4 | 1.35 | 15,000 | Rear | 1/4" collet | N/A | 2.3 (1) | 9.1" (231) | N/A | 33 |
| G3H180RG4 | 1.35 | 18,000 | Rear | 1/4" collet | N/A | 2.3 (1) | 9.1" (231) | N/A | 55 |
| G-Series Extended Angle Sanders | |||||||||
| G3L086RS10 | 1.35 | 8,600 | Rear | 5/8" – 11 thread | N/A | 4.3 (1.9) | 13.0" (330) | 3.0" (76) | 33 |
| G-Series Extended Horizontal Grinders | |||||||||
| G3X150RG4 | 1.35 | 15,000 | Rear | 1/4" collet | N/A | 3.7 (1.6) | 14.1" (358) | N/A | 33 |
| G3X150RH64 | 1.35 | 15,000 | Rear | 3/8" – 24 thread, 4" guard | 1 | 4.5 (2) | 14.1" (358) | N/A | 33 |
| G3X180RG4 | 1.35 | 18,000 | Rear | 1/4" collet | N/A | 3.7 (1.6) | 14.1" (358) | N/A | 55 |
| G3X180RH63 | 1.35 | 18,000 | Rear | 3/8" – 24 thread, 3" guard | 1 | 4.5 (2) | 14.1" (358) | N/A | 55 |
Looking for more information about the Ingersoll Rand Grinder? Click here to view the Catalog
For help choosing the correct Ingersoll Rand Grinders for your application, please call (800) 608-5210 or email info@intlairtool.com
warning WARNING: This or other products sold on this website may expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
