Overview

• Designed for large internal measurements beyond the capacity of most other micrometers
• Each set consist of a micrometer head mounted at the end of a tubular holder in which measuring rods can be inserted and adjusted to the desired size
• Final size reading in thousandths of an inch (.001") is obtained using the micrometer head
• Insulated rod holder to eliminate expansion by heat when hand held
• Attractive nickel-plated finish; satin-chrome finish on micrometer head reading surfaces
• Rods are accurately graduated in inches, micrometer head in thousandths of an inch
• Hardened and ground anvils
• All rod anvils are adjustable
• Quick, easy adjustment for micrometer screw
• Includes: Three graduated measuring rods, two extension rods, case