Description: Wheel dia 115mm(4-1/2″). Power input 1,200W and max power output 1,900W with overload durability. Convenient toolless wheel guard. Easy-to-use paddle switch. Specifications: Capacity: Wheel Dia 115mm (4-1/2″). Capacity: Hole Dia 22.23mm (7/8″). Spindle Thread M14 x 2. Power Input 1,200W. No Load Speed 11,000/min. Overall Length 321mm (12-5/8″). Weight 1.9kg (4.2 lbs.). Standard Accessories: Side Handle, Depressed Center Wheel, Wrench.