Height Gauge GT-KB30 Product Introduction Application: The height gauge consisting of A.A flat plate with a clamping ring meeting the requirements and filled on its lower surface. B.A hole through the plate which is at the centre of the clamping ring and of diameter less than the clamping ring but large enough to allow the spindle of the thickness gauge to move freely within it. C.A thickness gauge which. has a spindle with a spherical lower surface of radius 1.5 ± 0.2 mm; applies a force of 0.55 ± 0.10 N to the spindle; is capable of measuring to the nearest 0.05 mm; and is mounted so that the spindle passes vertically through the hole in the flat plate. Key Specifications Model GT-KB30 Material Steel Dimensions（W×D×H） About 150 ´ 150 ´ 200 mm Weight About 10kg Standards IS 7554-2009 Annex A-1.14, 1.15;  IS 15844-1-2023 Section 4.10