STARRETT 831C Small Hole Gage (831C)

SKU
870-831C
STOCK-4 WEEKS
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More Information
VENDOR PART NUMBER 831C
Type Inch/Metric
Min Range .3 In/7.6mm
Max Range .4 In/10.2mm
Technical Specification 1 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. Permits use in shallow holes, slots, and recesses. Well balanced. More accurate measurements. Hardened-ball measuring surface with two-point contact. Half-ball with a flat bottom. Smooth, sensitive adjustment. Adjustment of the gage beyond their range is restricted by a safety stop that prevents breakage. 
Small Hole Gage .300-.400"/7.6-10.2mm Range, 3 3/8"/85mm Length. The Starrett 831 Small Hole Gage is exactly the same as the 829 Series except that the gaging surface is a half-ball with a flat bottom. This permits use in even the most shallow holes, slots, and recesses. .300-.400" (7.6-10.2mm) Range, 3 3/8" (85mm) Length recesses.
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