Authentic Makita Cut-off Wheel Size: 6″ (150mm) x 3/32″ (2.5mm) x 7/8″ (22.2mm) For Metal A30S-BF Can be used for cutting and slitting Ideal to use on metals/mild steels Abrasive Grade: Coarse Abrasive Material: Brown Fused Aluminum Max RPM: 80m/s (4800 m/min) 10,190RPM Model: D-29402