L.S. Starrett Series 121 Long Range Tubular Inside Micrometers

• 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