Precision, Production Grinding and Honing Specialists

Tru-Grind, Inc. performs finish grinding and honing to machined surfaces in a wide variety of specifications required by our customers. We have been in business since 1974 and our reputation is based on the principal of performing quality work and delivery in a timely manner to meet our customers changing business demands.

OUR CORE COMPETENCY INCLUDES HOLDING EXTREMELY CLOSE TOLERANCES ON A WIDE VARIETY OF PART SIZES AND MATERIAL TYPES:

  • O.D.'s to 24" Length's to 48" I.D's to 20" Honing to 2"
  • Roundness to .000020" Concentricity to .000050" Straightness to .000050"
  • Perpendicularity to .000050" Cylindricity to .000050" Angularity to+/-5"
  • Parallelism to .000050" Surface Micro Finish to 4

WORK HOLDING PRODUCTS

  • Diaphragm Chucks
  • Precision Air Chucks
  • Magnetic Chucks
  • 3, 4 and 6 Jaw Chucks
  • Face Plates
  • Custom Fixturing

INSPECTION EQUIPMENT

  • Talyrond 150, 265, AB Tech and Pneumo Centric 5500 Roundness Gages (5)
    Air Bearing Table Certified
    Accuracy to .000005
    Digital Readout
    Print Out
  • Sigma Optical Comparator
    24 Inch Screen
    Edge Detector
    Surface Illumination
    10,20,50 and 100 Power Lenses
    Quadra Check 2000
    Printer
  • Nikon Measuring Microscopes
    Video Recording
  • Z-Mike Laser Micrometers (2)
    0-1"
    0-2"
  • Mahr Feinpruf Millitron
    .000001 Resolution
  • Federal Dimensionair
    .000010 Increments
  • Digital Indicators
    .000050 Resolution
  • Indicator Micrometers
    .000 to 8 inches * SPC Capability