Specification: Material: Steel Length: Approx. 7.5cm/2.95", 7.8cm/3.07", 8.8cm/3.46", 9.2cm/3.62" Gauge Ranges: 1/8"-1/5", 1/5"-3/10", 3/10"-2/5", 2/5"-1/2" Probe Depth: 0.880,1.200,1.600,1.600" Feature: Tensile column for the 65 manganese steel heat no rust, long service life. Method of Use: For small holes, slits and grooves of the measurement, used with micrometer or caliper, with knurled locking device. Model:A 3-5mm 1/8-1/5inches B 5-7.5mm 1/5-3/10inches C 7.5-10mm 3/10-2/5inches D 10-13mm 2/5-1/2inches Package included: 4 x Hole Gages Note: Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.
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