Small Hole Gage Set, 4 Pieces, .125-.500"/3.2-12.7mm Range, 2 13/16-3 1/2"/70-90mm Length, Case
SMALL HOLE GAGE, SET OF 4, 831A,B,C,D,
Adjustment of the gage beyond their range is restricted by a safety stop that prevents breakage
Case
Half-ball with a flat bottom
Hardened-ball measuring surface with two-point contact
Ideal for accurately measuring small holes, slots, grooves, and recesses
More accurate measurements
Permits use in shallow holes, slots, and recesses
Precision Ground Radius on each gage provides two-point contact for maximum accuracy
Smooth, sensitive adjustment
Used for general work
Well balanced
