DYNABRADE
DYNABRADE 52537 Air Cut Off Tool 18k rpm 41 cfm
Heavy-duty pneumatic cut-off tool reaches 18,000 rpm at 90 psi with 41 cfm airflow for metal cutting
- Heavy-duty cutting power with 1 hp motor
- 18,000 RPM speed for fast material removal
- 41 CFM airflow delivers consistent pneumatic performance
- Rear exhaust directs air away from work area
- Safety lock lever prevents accidental starts
What the tool does and who uses it
The Dynabrade 52537 is a pneumatic cut-off tool built for heavy-duty metal cutting in automotive and fabrication shops. It accepts a 3-inch wheel on a 3/8-inch arbor and runs at 18,000 rpm with a 1 hp motor. The extended-reach body and perpendicular wheel orientation suit technicians who need access to tight panels or exhaust systems. Buyers who want a cordless electric cutter or a larger diameter wheel will need a different tool class.
Sustained cutting behaviour
At 90 psi the tool delivers 41 cfm airflow to maintain 18,000 rpm through continuous cuts without the speed drop-off common in lower-flow models. The safety-lock lever prevents accidental throttle engagement during repositioning, while the rear exhaust directs air away from the cut line. Operators can feather the speed control lever for precise starts on thin sheet metal before committing to full power.
Thermals noise and air consumption
The rear exhaust layout keeps the motor housing cool during long sessions because expanding air carries heat away from the bearing area. Sound output stays at a level typical for 1 hp pneumatic tools when fed with clean, lubricated air at the specified pressure. The 41 cfm demand means the shop compressor must supply adequate volume; undersized lines will cause pressure sag and reduced cutting speed.
Highlights
- Heavy-duty cutting power with 1 hp motor
- 18,000 RPM speed for fast material removal
- 41 CFM airflow delivers consistent pneumatic performance
- Rear exhaust directs air away from work area
- Safety lock lever prevents accidental starts
Specifications
| Brand | DYNABRADE |
|---|
Questions about this item
How loud does the 18k rpm motor get during extended cutting sessions?
The tool runs at 18,000 RPM with a rear exhaust that directs airflow away from the operator. At 90 psi it draws 41 cfm, so expect typical pneumatic tool noise levels for a 1 hp air motor.
What compressor fittings and hose size do I need to supply 41 cfm at 90 psi?
The air inlet is a 3/8 in NPT male thread. You will need a matching 3/8 in NPT female coupler on your hose and a compressor capable of delivering 41 cfm continuously at 90 psi.
Can the 3 in cut-off wheel on the 3/8 in arbor fit my existing Dynabrade accessories?
The spindle and arbor hole are both 3/8 in, and the wheel orientation is perpendicular. Any 3 in cut-off wheel with a 3/8 in centre hole will mount directly without adapters.
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