The 6088-31 7 Ft./ 9 in. 15.0 amp large angle grinder (Non lock-on) delivers performance and durability for the most difficult grinding jobs. The 15 amp, 4.2 HP motor provides high overload protection and power for the toughest jobs. The tool-free burst resistant guard allows the user to quickly adjust the guard without the use of a tool. Both a 7 in. and 9 in. type 27 grinding guard are included for greater productivity.