440 Series Depth Micrometers

Measures the depth of holes, slots, shoulders, and projections quickly and easily to .001" or 0.01mm. All heads are accurate to .0001" or 0.002mm. 440 gauges are furnished with a 2,1/2" (63.5mm) base and 1/8" (3.2mm) diameter measuring rods. All reading surfaces have a satin chrome finish that resists rust and provides a no-glare background for the sharp lines and figures. Ring-type lock nut for quick and sure locking. Furnished in an attractive protective case.