The Starrett 795.1 electronic micrometers provide an IP67 level of protection against coolant, water, chips, dirt, dust, and other contaminants in hostile shop environments. The 795.1 includes an RS239 output port for data transmission and works well with Starrett data sure wireless data Collection systems. The 795.1 full-featured electronic micrometers are built with Customary Starrett quality and workmanship. 25-50Mm (1-2”) range, with friction thimble, with carbide faces, with RS232 output port.