For deburring, weld cleanup, and localized material removal in recessed or obstructed work areas, the Ingersoll Rand G1X200RG4 Extended Horizontal Die Grinder combines a 0.4 HP pneumatic motor with 20,000 RPM free speed and a 1/4-inch collet. Its extended horizontal configuration provides additional reach for positioning carbide burrs, mounted points, and other compatible shank-mounted accessories inside fabricated assemblies, machinery structures, and repair areas that may be difficult to access with a standard-length die grinder.
The Ingersoll Rand G1X200RG4 uses a collet, which grips the straight shank of the accessory, rather than a threaded spindle for conventional grinding wheels. Its 20,000 RPM output supports controlled grinding and finishing with accessories matched to the material, profile, and required surface result. Rear exhaust directs discharged air away from the immediate work area, helping reduce airflow disturbance around the accessory and workpiece during fabrication, maintenance, casting cleanup, and production finishing.
Type: Extended Horizontal Die Grinder | Model: G1X200RG4 | Series: G1 Series | Configuration: Extended Horizontal | Motor Power: 0.4 HP | Free Speed: 20,000 RPM | Collet Size: 1/4" | Exhaust: Rear
Features:
- 0.4 HP pneumatic motor supplies power for deburring, localized grinding, weld cleanup, and surface-preparation work.
- 20,000 RPM free speed supports material removal with compatible accessories rated for the tool's maximum operating speed.
- 1/4-inch collet accepts properly matched carbide burrs, mounted points, flap wheels, and other shank-mounted accessories.
- Extended horizontal configuration provides added reach into recessed areas, fabricated assemblies, machinery structures, and obstructed repair locations.
- Straight accessory alignment supports controlled work on internal edges, openings, channels, and localized surface areas.
- Rear exhaust routes discharged air away from the accessory and immediate work surface.
- G1 Series configuration combines compact pneumatic power with extended reach for repeated grinding and finishing operations.
Made in USA: 
Applications:
- Metal fabrication — deburring internal edges, cleaning weld areas, and removing localized material inside fabricated structures.
- Foundry and casting cleanup — removing flash, parting lines, and surface imperfections from recessed areas of compatible cast components.
- Industrial maintenance and MRO — preparing machinery parts positioned behind brackets, housings, guards, and surrounding components.
- Automotive and transportation repair — reaching brackets, structural joints, internal surfaces, and confined repair areas with compatible mounted accessories.
- General manufacturing — performing repetitive porting, edge finishing, deburring, and localized grinding on production components.
FAQs:
- Q: What is the advantage of the G1X200RG4 extended configuration?
A: The extended horizontal body provides additional reach for positioning a mounted abrasive or carbide burr in recessed areas and around structures that obstruct standard-length die grinders. - Q: What accessories fit the 1/4-inch collet?
A: Use properly rated accessories with a compatible 1/4-inch shank, such as suitable carbide burrs and mounted points. Confirm the accessory dimensions, material compatibility, and maximum operating-speed rating before use. - Q: How does this tool differ from a guarded horizontal grinder?
A: The G1X200RG4 uses a 1/4-inch collet for shank-mounted accessories. A guarded horizontal grinder uses a threaded spindle and guard for compatible abrasive wheels. - Q: Can conventional grinding wheels be installed on this model?
A: No. This tool is configured for compatible collet-mounted accessories and does not use the threaded spindle and wheel guard required for conventional grinding wheels. - Q: What does rear exhaust mean?
A: Rear exhaust routes discharged air toward the back of the grinder rather than around the collet and workpiece, helping reduce direct airflow disturbance near the grinding area.
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 |
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For help choosing the correct Ingersoll Rand Grinders for your application, please call (800) 608-5210 or email info@intlairtool.com
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