Micrometers arrow 3PT MICROMETER SET 12-20MM



3PT MICROMETER SET 12-20MM




Hole guage with a range of 12-20mm. Self centering 3 point accurate measurement of internal diameters. Presetting for production line batch measuring. Measurement can be taken in bottom of blind holes and for deep holes with an extension. Carbide tipped contact points, setting ring for zero adjustment, exchangeable measuring heads.. Dial guages are not included. We recommend electronic dial guage (119140101)