The RBG 712 Blade Grinder is the blade sharpener of choice by many professional lawn mowing companies.

It is so popular because it quickly sharpens lawn mower blades and eliminates room for human error.

We are an authorized dealer for Wall Enterprises, INC.  Wall Enterprises, INC. is the parent company of RBG.

You unit will arrive new in a branded box with the full warranty honored by RBG.

You May Also Want

  • An extra grinding disc
  • The grit collector

Product Specs

Grinding Wheel: 7" Fast Grind
Motor: 1/2 H.P. 1725 RPM
Voltage: 110V (Standard outlet plug)
Max Sharpening Depth: Unrestricted
Approximate Shipping Weight: 45 lbs
Frame: 11 Gauge Formed Steel
Width: 17"
Depth: 11.5" (22.5" with Grit Collector)
Height: 11" (13.5" with Grit Collector)

About The RBG 712 Lawn Mowing Blade Sharpener


The RBG 712 Lawn Mower Blade Sharpener is simply the best.  Razor-sharp lawn mower blades with 2 passes through the grinder!  Save time grinding lawn mower blades with this professional blade sharpener.

Restore Blades to a Factory Flat Edge using our Preset Blade Guide to maintain the proper angle for the best cut and edge life.

By replacing traditional grinding wheels the RBG 712 will reduce your work time while eliminating grinding wheel dust and wheel dressing.

The unique design will allow you to grind any length of cutting edge required for both Standard Right-Hand and Reverse Left-Hand Rotation Flat Blades and with the addition of the optional grit collector, you can maintain a cleaner and safer shop while sharpening blades.