STARRETT 3 PCE OUTSIDE

The Starrett No. 436 series represents one of the industry’s most trusted mechanical outside micrometer sets. Known for their rigid American-made craftsmanship, these sets are packaged in protective wooden cases alongside calibrating standards and adjusting spanner wrenches. They are the go-to precision measuring tools for machinists, automotive technicians, and inspection labs. The micrometers offered in this set are two of the ST436.1AXRFLZ (0-1″ & 2-3″) and one ST436.1CXRFLZ (4-5″). Refer to the information below for further details. Common Set Configuration Options Starrett configures the 436 series into several distinct packages based on the total measuring span you require. 0 to 3-Inch Set (ST436.1AXRLZ): Includes three micrometers (1″, 2″, and 3″) and two calibration standards. 0 to 4-Inch Set (ST436.1BXRLZ): Includes four micrometers (1″, 2″, 3″, and 4″) and three calibration standards. 0 to 6-Inch Set (ST436.1CXRLZ): Includes six micrometers ranging from 1″ to 6″ alongside five calibration standards. 6 to 12-Inch Set (ST436DXRLZ): Features six large-range micrometers (7″ through 12″) accompanied by five large standards. 0 to 12-Inch Set (ST436EXRLZ): The master set, featuring 12 individual micrometers up to 12″ and 11 calibration standards. Decoding Starrett 436 Model Suffixes When buying a 436 set, the letters appended to the model number tell you exactly which premium features are integrated into the tools: Feature Code Core Functionality Benefit T (Prefix) Tenths Vernier Scale Enhances reading resolution down to 0.0001″ X Carbide Measuring Faces Maximizes wear resistance against abrasive materials R Ratchet Stop / Thimble Ensures uniform measurement pressure across different operators F Friction Thimble Smooth, one-handed slip mechanism for quick, consistent feel L Lock Nut Knurled ring type mechanism to lock the spindle and save a reading Z Complete Case Enclosure Indicates the item includes a protective storage case Build Features & Ergonomics No-Glare Finish: The sleeve and thimble use a Starrett satin chrome finish that minimizes surface glare under bright factory lighting and resists rust. Advanced Sleeve Markings: Uses distinct figures and staggered lines to help eliminate parallax reading errors. Tapered Frames: The frames feature a gracefully tapered design that allows you to sneak the anvil into narrow slots and tight spaces