829C Small Hole Gage 53072

The Starrett 829 Small Hole Gage is a full-ball gage that is used for general work. .300-.400" (7.6-10.2mm) Range, 3 3/8" (85mm) Length.

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  • Ideal for accurately measuring small holes, slots, grooves, and recesses
  • Precision Ground Radius on each gage provides two-point contact for maximum accuracy
  • Used for general work
  • Well balanced
  • More accurate measurements
  • Hardened-ball measuring surface with two-point contact
  • Full-ball gages
  • Smooth, sensitive adjustment
  • Adjustment of the gage beyond their range is restricted by a safety stop that prevents breakage


  • Range (in): .300-.400"
  • Range (mm): 7.6-10.2mm
  • Length (in): 3-3/8"
  • Length (mm): 85mm


    Member of Kit
    Item #DescriptionPart No.QtyInformation
    10ROD, ADJUSTING08878-01
    20NUT, #1-64 ADJ. ROD18290-01
    30RING, RETAINING, .116X.166X.02518292-01
    40BALL END #829C07239-01


    Catalog 33 - Section 15 - Hole Gages, Slot Gages

    We offer several varieties of small hole gage sets as well as telescoping gages for larger holes. Our taper gages are inserted into a hole or slot, with the diameter determined by the reading on the tool's etched scale.

    Precision Hand Tools (Catalog 33)

    612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.