Built for weld cleanup, edge grinding, and material removal in areas where a standard head grinder may not reach, the Cleco 236GLRB-135A-D3T4 extended head right angle grinder gives maintenance crews and fabricators a compact 90-degree abrasive tool with added access. Its 236 Series pneumatic motor delivers 0.8 HP and 13,500 RPM free speed, giving the grinder the speed needed for properly rated 4" depressed center wheels used in metal cleanup, weld blending, and controlled stock removal.
This model uses a rear exhaust layout, directing spent air back toward the operator end of the tool instead of the head area. That configuration can be helpful when the work zone needs to stay clear of direct exhaust flow. The aluminum housing helps keep the tool weight manageable for repeated handling, while the extended head improves reach around brackets, machine guards, frame members, and fabricated assemblies. The 3/8"-24 external thread spindle and 4" Type 27 wheel capacity match this SKU’s depressed center grinding wheel configuration.
Type: Extended Head Right Angle Grinder | Series: 236 Series | Model: 236GLRB-135A-D3T4 | Power: 0.8 HP | Free Speed: 13,500 RPM | Abrasive Capacity: 4" Type 27 Wheel | Spindle Size: 3/8"-24 External Thread | Housing: Aluminum | Exhaust: Rear | Overall Length: 9.6" | Weight: 2.0 lbs | Head Height: 2.2" | Air Inlet: 1/4" NPT
Features:
- Extended head gives the operator additional reach into recessed work areas and around fixtures, guards, and welded structures.
- Right angle head places the abrasive wheel at 90 degrees to the motor housing for controlled grinding along edges and confined surfaces.
- 0.8 HP motor supports 4" Type 27 depressed center wheel grinding tasks in fabrication and maintenance environments.
- 13,500 RPM free speed helps maintain productive material removal when used with a compatible abrasive rated for the tool speed.
- 3/8"-24 external thread spindle matches the wheel mounting configuration specified for this model.
- Aluminum housing keeps the grinder light enough for repeated positioning while providing a metal body for shop use.
- Rear exhaust routes spent air toward the back of the tool, helping keep airflow away from the head end and immediate grind area.
- Lock-off lever helps reduce unintended starts during handling, repositioning, and abrasive wheel changes.
Made in USA: 
Applications:
- Fabrication and welding: blending welds, cleaning edges, and grinding small areas with compatible 4" Type 27 depressed center wheels.
- Plant maintenance: working around machine frames, brackets, guards, and repair points where extended reach improves access.
- Fleet and equipment repair: grinding welded components, brackets, trailer frames, and service parts during repair or modification work.
- Metalworking workcells: controlled stock removal, edge dressing, and surface cleanup on steel components and fabricated parts.
- General shop repair: abrasive grinding jobs where rear exhaust routing and a compact right angle head help fit the workstation layout.
FAQs:
- Q: What wheel type is specified for the Cleco 236GLRB-135A-D3T4?
A: This SKU is configured for 4" Type 27 depressed center wheels. Confirm wheel diameter, mounting style, guard compatibility, and maximum RPM before installing any abrasive. - Q: What does rear exhaust change during use?
A: Rear exhaust directs spent air toward the back of the grinder rather than out near the head. This can help keep airflow away from the immediate grinding area, depending on operator position and workstation layout. - Q: Why would I choose an extended head grinder instead of a standard head model?
A: The extended head provides extra reach when working around guards, fixtures, frames, and recessed welds. It is useful when the abrasive wheel needs to reach into a work area without the motor housing contacting nearby obstructions. - Q: Can I use Type 1 cut-off wheels on this model?
A: This model is listed with a Type 27 wheel configuration. Use only abrasive accessories and guarding arrangements confirmed as compatible with the tool by the manufacturer. - Q: What air preparation is recommended for this grinder?
A: Use clean, dry, regulated air and proper lubrication for pneumatic tool operation. A Filter-Regulator-Lubricator helps control pressure, remove moisture, and deliver oil mist to the tool.
| SKU | Exhaust | Free Speed | Abrasive Capacity Grinder | Spindle Size | Weight | Length | Head Height | Air Inlet Size |
|---|---|---|---|---|---|---|---|---|
| r/min | Lb | in | in | in | ||||
| 236GLFB-135A-W3T4 | Front | 13500 | 4" (100mm) Type 1 | 3/8" - 24 e | 1.98 | 9.6 | 1/4 in | |
| 236GLRB-135A-W3T4 | Rear | 13500 | 4" (100mm) Type 1 | 3/8" - 24 e | 1.98 | 7.6 | 1/4 in | |
| 236GLSB-135A-W3T4 | Side | 13500 | 4" (100mm) Type 1 | 3/8" - 24 e | 1.98 | 9.6 | 1/4 in | |
| 236GLFB-135A-D3T4 | Front | 13500 | 4" (100mm) Type 27 | 3/8" - 24 e | 1.98 | 9.6 | 2.20 | 1/4 in |
| 236GLRB-135A-D3T4 | Rear | 13500 | 4" (100mm) Type 27 | 3/8" - 24 e | 1.98 | 7.6 | 2.20 | 1/4 in |
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Need help selecting the correct Cleco Grinders for your application? Please call (800) 608-5210 or email info@intlairtool.com
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