For straight-access grinding, weld cleanup, and localized material removal with a compact guarded wheel, the Ingersoll Rand G1H200RH63 Horizontal Grinder combines a 0.4 HP pneumatic motor with 20,000 RPM free speed, a 3/8"-24 threaded spindle, and a 3-inch guard. The horizontal configuration aligns the abrasive with the tool body, helping operators approach edges, openings, fabricated assemblies, and accessible internal surfaces where an angle-head grinder may not provide the preferred working position.
The Ingersoll Rand G1H200RH63 is configured for compatible 3-inch guarded abrasives that match its spindle thread, wheel type, and operating-speed requirements. Its compact wheel capacity supports focused grinding around brackets, welds, castings, and machinery components, while the rear exhaust directs discharged air away from the immediate grinding interface. The combination of straight accessory alignment and high rotational speed makes this G1 Series tool useful for fabrication, repair, casting cleanup, and repetitive surface-preparation work.
Type: Horizontal Grinder | Model: G1H200RH63 | Series: G1 Series | Configuration: Horizontal | Motor Power: 0.4 HP | Free Speed: 20,000 RPM | Spindle Thread: 3/8"-24 | Guard Size: 3" | Exhaust: Rear
Features:
- 0.4 HP pneumatic motor provides power for localized grinding, weld cleanup, deburring, and surface-preparation operations.
- 20,000 RPM free speed supports fast abrasive action with accessories rated for the tool's maximum operating speed.
- 3/8"-24 threaded spindle accepts compatible abrasive accessories with the correct mounting interface.
- 3-inch guard configuration supports compact guarded wheels for focused grinding around edges, brackets, welds, and confined work areas.
- Horizontal configuration provides straight-line abrasive alignment for working on openings, accessible internal surfaces, and fabricated components.
- Rear exhaust routes discharged air away from the immediate grinding interface and workpiece.
- G1 Series configuration combines compact wheel capacity with high rotational speed for repeated industrial surface-preparation work.
Made in USA: 
Applications:
- Metal fabrication — cleaning welds, grinding edges, and removing localized excess material from fabricated parts.
- Foundry and casting cleanup — removing small gates, parting lines, and surface imperfections from compatible cast components.
- Industrial maintenance and MRO — preparing machinery parts, correcting damaged surfaces, and cleaning repair areas during equipment service.
- Automotive and transportation repair — working on brackets, frames, housings, and components where straight tool access suits the repair area.
- General manufacturing — performing repetitive grinding, deburring, and surface-conditioning operations on production parts and assemblies.
FAQs:
- Q: What abrasive size is the Ingersoll Rand G1H200RH63 configured to use?
A: The grinder is configured with a 3-inch guard. Use only compatible abrasive accessories that match the guard, spindle thread, wheel type, application, and manufacturer requirements. - Q: What accessories fit the 3/8"-24 spindle?
A: Use properly rated grinding or surface-preparation accessories with a matching 3/8"-24 mounting interface. Each accessory must also fit the 3-inch guard and carry a maximum operating-speed rating equal to or greater than 20,000 RPM. - Q: How does a horizontal grinder differ from an angle grinder?
A: A horizontal grinder aligns the abrasive with the tool body for a straight approach to the workpiece. An angle grinder positions the abrasive at an angle, which can be more convenient for broad surfaces or side-entry access. - Q: What does rear exhaust mean?
A: Rear exhaust routes discharged air toward the back of the grinder rather than directly around the abrasive and workpiece, helping reduce airflow disturbance near the grinding area. - Q: Can a larger wheel be installed if the spindle thread matches?
A: No. Wheel compatibility depends on the guard size, spindle interface, abrasive dimensions, wheel type, and maximum operating speed. A matching thread alone does not make an accessory safe for use.
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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