AccusizeTools - 0-3'' x 0.0001'' Ultra-Precision Outside Micrometers Carbide Tipped 3 Pcs/Set, EG00-0903 Range: 0 - 3&#039;&#039;, 3 pcs/set Crisp, clear, easy-to-read graduation, accurate to 0.0001&#039;&#039; Hardened and ground spindle with carbide anvil ensure durability and accuracy Super Hard Carbide Tipped Complete with calibration standards and wrenches Ratchet handle for precise application of force Lock nut Powder coated baked finish Fitted wood padded case included Vernier Graduations: 0.0001&#039;&#039; Mitutoyo style Frame - Solid Casting frame Includes 6 Micrometers with measuring ranges: 0 - 1&#039;&#039;, 1 - 2&#039;&#039;, 2 - 3&#039;&#039; Includes wood case, adjustment wrench and calibration standards