TBMT-2500 / GAUGE – RANGE 1.3″ TO 5″ 3/8” SQUARE BODY The unit will NOT fit through a perfectly square 3/8″ tool port as the set screw on the tool interfere’s with the side of the square hole. ( USED ON EV SERIES MACHINE )
Fits through all B&D boring bars with broached 3/8″ tool ports. The telescoping gauge measures the I.D. of the bore through an open tool port in the boring bar. It is spring-loaded so the operator can get an exact measurement (within .001″) without having to remove the boring bar from the bore.
