Features No glare Starrett satin chrome finish Advanced sleeve design with staggered lines and distinct figures for precise, easy readability Balanced frame design for comfortable, accurate measuring Tapered frame for narrow slots and tight places Furnished with fixed, non-rotating anvil One-piece frame of drop forged steel Extremely hard and stable one-piece spindle Quick and easy adjustment Design allows 50% to 75% contact with the thread to be measured, insuring contact with the pitch diameter at all times For measuring I.S.O. metric and MJ screw threads Series 585M micrometers come with a 25mm standard at no extra cost Specifications Made in America: Yes Micrometer Type: Screw Thread Micrometer, 2-2.5 Threads per mm Range (in): 0-25mm Capacity Pitch Diameter Graduations (mm): 0.01mm Anvil/Spindle Material: Steel Anvil Type: Double V-anvil Spindle Type: Pointed spindle