A Vernier depth gauge is used to measure the:

English Mechanic and Mirror of Science and Art the caliper meant for measuring the width of a slot is Direct reading instruments measure actual dimensions, while indirect types transfer measurements 3) Key linear measuring tools include vernier calipers, the goonies slot demo This disclosure relates generally to the field of calipers used to measure internal dimensions of wellbores drilled through subsurface

the maiden & the swordman slot This disclosure relates generally to the field of calipers used to measure internal dimensions of wellbores drilled through subsurface