The gauge can measure seam reinforcement, fillet throat and standard bevel angle The measurement range is Seam Reinforcement 0-20mm; Bevel Angle 60 / 70 / 80 / 90 Degree; Fillet Throat 0-20mm Laser engraved line, easy to read and will not rub off Stainless steel,brushed and clean without burr rust Packed in plastic box in order to storage and transportation, Manufacturer: LionsWelder