For weld blending, edge cleanup, and localized surface preparation where narrow abrasive access is important, the Ingersoll Rand G1A120RS818 Angle Belt Sander combines a 0.4 HP pneumatic motor with 12,000 RPM free speed and a compact G1 Series angle configuration. The belt-sanding format helps operators work along seams, edges, brackets, contours, and confined sections of fabricated components where larger sanding discs or grinding wheels may not provide the required access or controlled contact area.
The Ingersoll Rand G1A120RS818 supports blending, deburring, scratch refinement, and localized surface conditioning with compatible abrasive belts selected for the workpiece material and desired finish. Its rear exhaust routes discharged air away from the immediate sanding area, helping reduce direct airflow disturbance near the belt and work surface. The 12,000 RPM configuration provides a pneumatic finishing option for fabrication, repair, maintenance, and production operations that require controlled belt contact around detailed component geometry.
Type: Angle Belt Sander | Model: G1A120RS818 | Series: G1 Series | Configuration: Angle | Motor Power: 0.4 HP | Free Speed: 12,000 RPM | Exhaust: Rear
Features:
- 0.4 HP pneumatic motor provides power for weld blending, edge finishing, deburring, and localized surface-conditioning operations.
- 12,000 RPM free speed supports abrasive-belt finishing with compatible belts selected for the tool and application.
- Angle-head configuration helps position the abrasive belt along seams, edges, brackets, contours, and work areas with restricted access.
- Narrow abrasive contact area supports focused material removal and controlled surface refinement on localized sections of the workpiece.
- Rear exhaust directs discharged air away from the immediate sanding area and abrasive contact point.
- Abrasive belt selection can be matched to the workpiece material, starting surface condition, material-removal requirement, and desired finish.
- G1 Series configuration provides a compact pneumatic platform for repeated sanding and blending work in fabrication, repair, and production environments.
Made in USA: 
Applications:
- Metal fabrication — blending weld seams, refining cut edges, and preparing localized areas on fabricated parts and assemblies.
- Transportation equipment repair — cleaning brackets, seams, housings, and repair areas where narrow belt access matches the component geometry.
- Industrial maintenance and MRO — removing localized corrosion, coatings, and surface irregularities from machinery and equipment components.
- Surface finishing — refining scratches, blending transitions, and preparing detailed metal surfaces with abrasive belts selected for the required finish.
- General manufacturing — performing repetitive deburring, edge cleanup, and localized surface-preparation operations on production components.
FAQs:
- Q: What types of work is the Ingersoll Rand G1A120RS818 suited for?
A: The tool is suited for weld blending, edge cleanup, deburring, localized coating removal, scratch refinement, and surface preparation where a narrow abrasive belt provides suitable access and controlled contact. - Q: What abrasive belt size does the G1A120RS818 use?
A: Use the belt dimensions specified by Ingersoll Rand for this exact model and contact-arm configuration. Confirm the required belt width and length in the current manufacturer catalog before ordering replacement abrasives. - Q: How should abrasive grit be selected for this angle belt sander?
A: Select the grit according to the workpiece material, starting surface condition, amount of material to remove, and desired finish. Coarser grades are generally used for initial correction, followed by finer abrasives when additional surface refinement is required. - Q: What does rear exhaust mean on this sander?
A: Rear exhaust routes discharged air toward the back of the tool rather than directly around the abrasive belt and immediate work surface, helping reduce airflow disturbance near the sanding area. - Q: How does the G1A120RS818 differ from other 12,000 RPM G1 Series angle belt sanders?
A: The supplied model titles identify several G1 Series angle belt sanders with the same 0.4 HP motor, 12,000 RPM free speed, and rear exhaust. Confirm the manufacturer-specified contact arm and abrasive belt dimensions for each exact SKU before selecting replacement belts or components.
Available Variations and Specifications
| Model | HP | RPM | Exhaust | Output | Type | Weight lb (kg) |
Length mm (in) |
Height in (mm) |
CFM |
|---|---|---|---|---|---|---|---|---|---|
| G-Series Angle Grinders | |||||||||
| G1A120FG4 | 0.4 | 12,000 | Front | 1/4" collet | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 19 |
| G1A120RG4 | 0.4 | 12,000 | Rear | 1/4" collet | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 19 |
| G1A200FG4 | 0.4 | 20,000 | Front | 1/4" collet | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 25 |
| G1A200RG4 | 0.4 | 20,000 | Rear | 1/4" collet | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 25 |
| G1A200RH63 | 0.4 | 20,000 | Rear | 3/8"–24 thread, 3" guard | 1 | 1.3 (0.6) | 152 (6.0) | 1.9" (48) | 25 |
| G1A200RP63 | 0.4 | 20,000 | Rear | 3/8"–24 thread, 3" guard | 27, 28 | 1.3 (0.6) | 152 (6.0) | 1.9" (48) | 25 |
| G-Series Angle Sanders | |||||||||
| G1A120RS418 | 0.4 | 12,000 | Rear | 1/4" × 18" belt | N/A | 1.2 (0.5) | 355 (14.0) | N/A | 19 |
| G1A120RS4 | 0.4 | 12,000 | Rear | 1/4"–20 thread | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 19 |
| G1A120RS812 | 0.4 | 12,000 | Rear | 1/2" × 12" belt | N/A | 1.2 (0.5) | 274 (10.8) | N/A | 19 |
| G1A120RS818 | 0.4 | 12,000 | Rear | 1/2" × 18" belt | N/A | 1.5 (0.7) | 355 (14.0) | N/A | 19 |
| G1A200RS4 | 0.4 | 20,000 | Rear | 1/4"–20 thread | N/A | 1.1 (0.5) | 152 (6.0) | 3.0" (76) | 25 |
| G1A200RS812 | 0.4 | 20,000 | Rear | 1/2" × 12" belt | N/A | 1.2 (0.5) | 274 (10.8) | N/A | 25 |
| G1A200RS818 | 0.4 | 20,000 | Rear | 1/2" × 18" belt | N/A | 1.5 (0.7) | 355 (14.0) | N/A | 25 |
| G-Series Horizontal Grinders | |||||||||
| G1H200FG4 | 0.4 | 20,000 | Front | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 19 |
| G1H200RG4 | 0.4 | 20,000 | Rear | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 19 |
| G1H200RH63 | 0.4 | 20,000 | Rear | 3/8"–24 thread, 3" guard | 1 | 1.2 (0.5) | 155 (6.1) | N/A | 19 |
| G1H250RH63 | 0.4 | 25,000 | Rear | 3/8"–24 thread, 3" guard | 1 | 1.2 (0.5) | 155 (6.1) | N/A | 20 |
| G1H250FG4 | 0.4 | 25,000 | Front | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 20 |
| G1H250RG4 | 0.4 | 25,000 | Rear | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 20 |
| G1H350FG4 | 0.4 | 35,000 | Front | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 25 |
| G1H350RG4 | 0.4 | 35,000 | Rear | 1/4" collet | N/A | 0.9 (0.4) | 155 (6.1) | N/A | 25 |
| G-Series Extended Horizontal Grinders | |||||||||
| G1X200RG4 | 0.4 | 20,000 | Rear | 1/4" collet | N/A | 1.3 (0.6) | 231 (9.1) | N/A | 25 |
| G1X250RG4 | 0.4 | 25,000 | Rear | 1/4" collet | N/A | 1.3 (0.6) | 231 (9.1) | N/A | 25 |
| G1X350RG4 | 0.4 | 35,000 | Rear | 1/4" collet | N/A | 1.3 (0.6) | 231 (9.1) | N/A | 25 |
Looking for more information about the Ingersoll Rand Sander? Click here to view the Catalog
For help choosing the correct Ingersoll Rand Sanders for your application, please call (800) 608-5210 or email info@intlairtool.com
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