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About this item

• For popular 4.5” grinding disc size with 7/8” arbor hole (5/8"-11 thread size)
• Compact overall size for a 4.5” grinder at just 8.5” long
• Push button spindle lock
• 0.8 horsepower, 12,000 rpm

Power through grinding tasks in tight spaces with the Astro Tools 30045 ONYX 4.5" Compact Air Angle Grinder! This grinder offers 4.5”disc size, but in a surprisingly compact package. Measuring just 8.5" long, it tackles grinding jobs even in areas with limited access. A convenient push-button spindle lock allows for easy disc changes, while the 0.8 horsepower motor delivers a powerful 12,000 RPM for efficient material removal. Specifications: Free Speed: 12,000 rpm, Air Consumption: 4.2 CFM, Overall Length: 8.5", Air Inlet: 1/4", Air Hose: 3/8", Air Pressure: 90 psi