Dasqua Small Hole Gages & 8-100mm/5/16-4 X 6in Telescoping Gages

Dasqua Small Hole Gages & 8-100mm/5/16-4 X 6 Telescoping Gages The small hole, full ball gages measuring ranges are 3.5mm, 5-7.5mm, 7.5-10mm and 10-13mm. These gages are used with an outside micrometer to measure inside bore diameters. Each small hole gage surface is fully hardened to ensure long tool life. These gages are extra-long for gaging deep and shallow holes, slots and similar workpieces. The telescoping gages are great for easy and accurate measurements of the true sizes of holes and slots. The telescoping gages with 4 reach area self-centering, double action which allows you to check inside measurements quickly. These gages have rigid handles with smooth movement and constant spring tension for a uniform feel. The contact point ends are hardened tool steel that has been precision ground on a radius of the smallest hole the gage will enter. The telescoping gages measuring range is 5/16-1/2, 1/2-3/4, 3/4-1-1/4, 1 1/4-2 1/8, 2 1/8-3 1/2, 3 1/2-6 and 8-12.7mm, 12.7-19mm, 19-32mm, 32-54mm , 54-90mm, 90-52.4mm. Both sets of gages have a satin chrome finish and are supplied in a fitted case.