Angle Grinder Wheel Diameter 4 1/2 in 5 in 6 in Current 13 A Max Speed 9 000 RPM Minimum Speed 9 000 RPM Switch Type Trigger For Wheel Type Type 27 Overall Length 16 1/2 in Kit Contents (1) Bare Tool (1) 5 in Type 27 Guard (1) 4.5 in Type 27 Guard (1) 6 in Type 27 Guard Accessory Free Tool Change Yes Head Type Standard Head Grip Style Rat Tail Spindle Thread Size 5/8 in-11 Dust Management Dust Ejection System Dust Sealed Switch Yes Lock-Off Switch Yes Lock-On Switch Yes