? T-Bore Hole Gauge double action rigid handle with self centering feature for quick checking of holes, slots and recess up to 6" deep
? The ends of both contact are head treated stainless steel and precision ground to a radius to allow proper clearance on the smallest hole the gage will enter
? Hole Bore Gauge are used to measure the diameters of holes or bores.(used with micrometer or caliper) Knurled finish provides secure handling and easy locking. Enables to measure small hole or bore by using existing workshop tools.
? 4 Gauge Sizes: 1/8"-1/5", 1/5"-3/10", 3/10"-2/5", 2/5"-1/2", 4 Gauge Length: 7.5cm/2.95", 7.8cm/3.07", 8.8cm/3.46", 9.2cm/3.62"
? Under uniform spring tension, the plunger of the gage expand from the center to the diameter of the hole or width of slot being measured and then locked in place by a knurled knob, the hole size is found by measuring over the two contact point with a micrometer or caliper.