Screw Micrometer External Diameter Measuring Instrument

Inner diameter micrometer--wear resistance, carbide-tipped measuring faces helps provide wear resistance, provide much longer, Measuring Instrument; Screw micrometer--professional design, locking clamp to hold measurements in place, satin finish helps resist rust and reduce glare, Measuring Instrument; Measuring instrument--alloy material, durable, great for teaching usage, Inner Diameter Micrometer

What's in the box
1 x Sound Meters