Mahr Federal Indicating Snap Gage 840FM Series 5-7"/130-180mm w/Measuring Jaws

The Mahr Federal 840FM Series, Model 4452003 Indicating Snap Gage with Measuring Jaws is ideal for diameters of small hubs, registers, shoulders on shafts and groove widths as well as for tooth span Wk as indirect, reference-free determination of tooth thickness on spur gears with straight and helical teeth. It features a rugged, forged steel frame with heat insulators and the measuring spindle is mounted in long guide way with a lever-controlled retraction. The Anvil spindle can easily be fine adjusted and both the spindle and anvil spindle are constructed of hardened stainless steel. It has an adjustable center stop for automatic alignment. This Snap Gage Series is universally applicable and extremely versatile. Each instrument spans a broad measuring range, within its range any dimension and fit can be very quickly and easily adjusted. This model has a measuring range of 5-7" / 130-180mm. *Only includes Snap Gage. Indicator sold separately.