Fowler Full Warranty Stainless Steel Frame Absolute Economy Digital Caliper, 54-100-000-2, 0-6" Measuring Range, 0.117" Jaw Thickness, 1.56" External Jaw Length, 0.635" Internal Jaw Length 1 year warranty offered by Fowler High Precision, an American company Resolution of 0.0005"/0.01mm for precise measurements with an absolute measuring system Hardened stainless steel frame for corrosion resistance and long life Digital, single-value readout LCD shows inch and metric units for versatility when measuring Zero setting to take intermediate or differential measurements, knurled lock screw holds the sliding jaw in position and helps ensure a consistent measurement