Technical SpecificationsWhile specifications can vary slightly by region, the following are the standard 2026 specs for this 5-inch unit:FeatureSpecificationModel NumberCF-BG001A / CF-BG004Wheel Diameter125mm (5 inches)Rated Input Power120W to 150W (Light Duty)No-Load Speed2,840 RPM to 2,950 RPMBore/Arbor SizeTypically 12.7mm (1/2 inch)Wheel Thickness16mm