Makita GA9040S 9-Inch Angle Grinder Soft Start Technology 15.0 AMP motor delivers more output for increased performance Soft start feature for smooth start-ups ""Tool-less"" wheel guard adjustment for easy clamping Rotatable rear handle can be positioned for multiple applications Rugged all metal gear housing for added protection Labyrinth construction seals and protects the motor and bearings from dust and debris for longer tool life Protective zig-zag varnish seals armature for longer tool life Ideal for welders, stone finishers, masons, fabricators and more 9"" Grinding Wheel Side Handle (152539-0) Wheel Guard (122768-9) Inner Flange (224317-9) Lock Nut (193465-4) Lock Nut Wrench (782412-6) GS5000 9557PBX1 9564P GA7031Y GA9031Y GA6020 GA5020Y GA4534 GA4530 GA4030K GD0601 9565PC 9564PC 9566PC GA6010Z GA5020 GA5010Z GD0600 GA9020 GA7040S GA7020 GA7021 GA7011C 9558PB 9557PB 9557NB 9566CV 9015A GD0800C GA7001L 9005B 9565CV 9564CV Soft start technology allows for smooth start-ups and minimize kick backs Rotating rear handle for operator comfort Torque limiter protects lock nut from over-tightening at start-ups and in heavy duty applications Labyrinth construction seals the motor from dust and debris by creating a complex set of channels prohibiting contamination Great for welders,stone finishers,masons,fabricators etc.