236GELR-180-C4 CLECO 236 Series Inline Grinder. Cleco 236 Series Extended Inline Grinders with 200 Series Collet are designed for heavy industrial in shipyards, foundries, metal fabrication, rail yards, etc. Cleco 236 Series Extended Inline Grinders with 200 Series Collet features rugged all aluminum housing, 5” extended housing for hard to reach areas and offers higher horsepower and torque levels than similar competitive tools. Collet: 1/4” Exhaust: Rear Free Speed (rpm): 18,000 Abrasive Capacity: 1” Carbide Burr, 2” Mounted Wheel Type Housing: Aluminum Weight: 2.2lbs / 1.00kg Overall Length: 12.3” / 312mm Air Inlet Size: 1/4”