Product Description The external micrometer is highly accurate to a strictly minimal variance and has undergone rigorous testing to guarantee consistent precision and quality. The positive spindle lock holds the anvils in place to ensure an accurate recording of measurement. It has an adjustment spanner for easily resetting back to zero and comes in a tailor-made case for storage and easy carrying. Micrometers such as these are commonly used for maintenance work or engineering applications. It can measure the outer dimensions of an object such as a metal pipe or an electrical component. Key Features - Pipe combined frame for light weight and high rigidity - Wide measuring range with adjustable anvils. - High accuracy standard collars enable that reading does not have to be reset when changing collars - Standard collars: 25mm or 1, 50mm or 2 - Large LCD display with digital read-out - Dual scale: convertible between metric and imperial units (mm/inch) - Has Data hold, ABS (Absolute) /