Product DescriptionThe Hornady Lock-N-Load Ammunition Concentricity Tool is designed to identify and eliminate bullet runout (wobble) to help improve loaded-ammunition consistency and accuracy. Use the dial indicator to measure runout as the cartridge is rolled, then make precise corrections using the adjustment controls. Built on a sturdy frame that can be bolted to a bench, this tool supports accurate setup and repeatable results for serious handloaders.Product HighlightsIdentifies and helps correct bullet runout for more consistent, accurate ammunitionDial indicator adjustment (thumbscrew/controls) for precise truing to near-zero runoutUniversal centers align most bottleneck cartridges from .22 caliber up to .45 caliberSturdy frame design can be bolted to a workbench for stability during measurement and adjustmentWorks with both handloads and factory ammunition to help improve concentricitySpecsBrand: HornadyProduct Type: Ammunition Concentricity Tool / Concentricity GaugeManufacturer Part Number: 050076UPC: 090255500769Measurement Accuracy: 0.001 inMeasurement Range: 0 to 1 inMaximum Cartridge Length: 4 inCartridge Compatibility: Most bottleneck cartridges, .22 cal to .45 calCountry of Origin: United States of AmericaDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.