Add Wish List Quick view Choose Options Mitutoyo Rectangular Steel Gage Blocks Rectangular steel gage blocks created for use with Mitutoyo Toolmaker's TM-505B microscope and TM-1005B microscope. These steel gage blocks are used to measure a workpiece which has a length exceeding the stroke (measuring range) of the micrometer head... MSRP: $64.00 - $86.00 Choose Options Compare