4 - 4 1/2 grinding wheels
metal gear housing
From the Manufacturer
This powerful 7.5 Amp Makita angle grinder has an exclusive labyrinth construction that seals the motor and bearing from contamination.The 9557NBX features a switch (AC/DC) that is conveniently located on the top of the motor housing and a small circumference barrel grip for easy handling. 4-1/2" Angle Grinder AC/DC, 7.5A Motor For Heavy Professional Grinding Applications, Spindle Lock For Easy Wheel Changes, Small Circumference Barrel Grip For Easy Handling, Side Handle Can Be Installed On Either Side Of Tool For Operator Convenience, Switch Is Located On Side Of The Motor Housing; Lock-On Feature, Grinder Includes: 4-1/2" Grinding Wheels, Side Handle & Wheel Guard, Includes Extra Diamond Wheel and carry case.
Protective zig-zig varnish seals motor from contaminants by forming a barrier under rotation. 7.5 Amp motor design for high output power in a more compact tool (only 3.5 lbs.).Thicker coil wires are wound more closely to reduce heat and energy loss. All ball bearing design and metal gear housing for durability. Rotatable gear housing rotates 90 for cutting applications.