The Alpha PWC-658 Pneumatic Cutter/Grinder is a professional-grade air-powered stone fabrication tool designed to deliver high-speed cutting and grinding performance in demanding wet applications. Built for stone fabricators, countertop installers, and tile professionals, this versatile pneumatic cutter/grinder combines power, precision, and durability in a single unit. It features a quad adapter center water-feed system that supplies water directly to both the front and back sides of the cutting blade, improving cooling, reducing dust, and enhancing blade life.
The tool’s reversible safety guard accommodates left- or right-handed blade positioning, giving you flexibility on the job. Its ergonomic setup includes an L-bracket and side handle for both pull-to-cut and push-to-cut methods, making it adaptable to a variety of cutting and grinding tasks. A spring-return throttle helps reduce accidental starts, while the easy-access oil port simplifies routine maintenance. Packaged with essential accessories and housed in a reusable, stackable toolbox, the PWC-658 is ready for immediate use in your shop or on-site project.
Key Features
Performance & Design
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High-Speed Pneumatic Cutter/Grinder: Powered by compressed air for reliable wet operation with no electric risk.
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Quad Adapter Center Water-Feed System: Direct water flow to both sides of the blade enhances cooling, reduces dust, and improves cut quality.
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Reversible Safety Guard: Adjusts for left or right blade positioning to suit your workflow.
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Spring-Return Throttle: Helps prevent accidental starts for added safety.
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Easy Maintenance: Accessible oil port for daily lubrication and maintenance.
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Versatile Wet Grinding: Water system also suited for flat surface grinding with consistent cooling.
Ergonomics & Handling
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L-Bracket & Side Handle Setup: Supports both pull-to-cut and push-to-cut methods for versatile cutting/grinding.
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Easy Access Oil Port: Facilitates quick daily maintenance to keep the tool operating smoothly.
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Reusable Stackable Toolbox: Comes with everything in a durable storage solution.
Specifications
| Specification | Data |
|---|---|
| Model | PWC-658 Pneumatic Cutter/Grinder |
| Maximum Blade Size | 6″ (150 mm) |
| Air Pressure | 90 PSI (6.2 Bar) |
| Air Consumption | 33 CFM (934 L/min) |
| No-Load Speed | 10,000 RPM |
| Weight | ~4.6 lbs (2.1 kg) |
| Air Inlet | 3/8″ NPSM |
| Water Inlet | 1/8″ BSPT |
| Spindle Thread | 5/8″-11 |
| Max HP | 1.4 HP |
Typical Kit Includes
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Pneumatic cutter/grinder unit
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Reversible safety guard
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Side and L-bracket handles
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Quad adapter water feed assembly
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Air/water twin hose (30 ft / 9.1 m)
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Quick-connect ball valve
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Rust inhibitor oil
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Toolbox and wrenches