Milwaukee 5243 – 6in Diameter Straight Grinder



  • 5500 rpm, 15 amp
  • 6 in. diameter wheel
  • Coated spindle housing for cool gripping surface
  • Hinged face plate for quick easy wheel replacement

Available on backorder

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A coated spindle housing make this heavy duty, Milwaukee Straight Grinder comfortable to hold on to while delivering an extra heavy duty 15 amps of power and 5500 RPM. Equipped with a hinged face plate with wing nut fasteners for easy wheel changes, this tool can accept up to 6 inch resinoid bond wheels. Wire brushes can also be attached for cleaning rust from work surfaces, as well as buffing wheels for polishing. An impact absorbing tool rest is provided so that the tool can be set down safely as the wheel coasts to a stop. The spindle is 5/8 inch for use with industry standard accessories for the rated diameter capacity. This tool can be converted to a Tuck Point Grinder by purchasing the appropriate guard and Type 1 wheel.


Length 22″
Weight 16.5 lbs
Voltage 120 AC/DC
Tool Warranty 5 Years
No Load Speed 6,700 RPM
Cord Type 9′ Fixed
Amps 15
Trigger Lock On
Spindle 5/8″-11
Wheel Diameter 6 Inch



  • (1) 6″ Diameter Straight Grinder (5243)
  • (1) 1-1/16″ Inch Wrench
  • (1) Grinding Wheel
  • (1) Spanner Wrench
  • (1) Wheel Guard

PLEASE NOTE: This product design and the information about this product is the property of Milwaukee Tool.

Additional information

Weight 5 lbs
Dimensions 12 × 8 × 8 in

Product CAD file

Drawing file for this part is not currently available.


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