A spring-loaded plunger expands within a bore (or groove) and is locked in place, allowing measurement of diameter (or width) with an outside micrometer after extraction. SPECIFICATIONS Metric Order No. Range 6-gage Set 155-905 8 – 150mm Gages included 155-127 8 – 12.7mm 155-128 12.7 – 19mm 155-129 19 – 32mm 155-130 32 – 54mm […]

Extra long for gaging deep and shallow holes, slots, and similar workpiece features. Two sprung leaves are fully expanded inside a feature so that its size can be measured with an outside micrometer after extraction. SPECIFICATIONS Metric Order No. Range 4-gage Set 154-902   3 – 13mm Gages included   154-101 3 – 5mm 154-102 5 […]