Dongo Tool, Inc.

External Grinders

  • RD Mitsubishi OD Grinder CNC (12" X 40" Capacity)
  • RB Mitsubishi OD Grinder CNC (12" X 40" Capacity)
  • PD Mitsubishi OD Angle-Head Grinder CNC (12" X 40" Capacity)
  • Cincinnati OD Angle-Head Grinder CNC (14" X 80" Capacity)
  • Tschudin ID / OD Grinder (8" X 20" Capacity)
  • Norton OD Grinder (35" X 82" Capacity)
  • Cincinnati OD Grinder (10" X 36" Capacity)
  • Landis OD Grinder (17" X 72" Capacity)
  • Landis OD Grinder (12" X 36" Capacity)
  • Landis OD Grinder (17" X 108" Capacity)
  • Landis OD Grinder (30" X 240" Capacity)
  • MyFord (6" X 12" Capacity)

Our OD Grinding Capabilities range from very small parts, all the way up to parts that are 107" in length and diameters as large as 35". Typical tolerances are .001 but our equipment allows us to hold tolerances of .0001.

Internal Grinders

  • Taper grinding Capabilities up to 18" deep
  • #276 ( 24" X 66"  Capacity )
  • #272 ( 20" X 20" Capacity )
  • Bryant universal I.D. Grinder

Our ID grinding capabilities are one of the best in the Midwest area. We can grind ID's from .05 diameter up to 30" diameter. We can reach in 18" on an ID taper grind and up to 25" on larger straight ID's​.