Outside Metric Micrometer 25 - 50mm - Fowler High Precision

The Fowler High Precision 72-248-002 Outside Metric Micrometer offers professional technicians and mechanics a reliable tool for highly accurate external measurements in automotive and industrial settings. Engineered for durability and consistent performance, this micrometer provides precise metric readings across a 25 - 50mm range, essential for quality control and component verification.

Key Features

• Durable Construction: Features a hammertone blue baked enamel finish, providing excellent resistance to corrosion and wear in demanding shop environments.
• Precision Measurement: Microfine graduations on a satin chrome finish, coupled with carbide-tipped measuring faces, ensure clear, precise readings and extended tool life.
• Consistent Readings: A friction thimble style with a ratchet stop mechanism delivers uniform measuring force, ensuring exact and repeatable results across multiple measurements and users.
• Long-Term Accuracy: The anvil and spindle are hardened, precision ground, and feature a microlap finish on their tips for sustained accuracy and durability.
• Reliable Locking: A positive lever locking clamp firmly secures the spindle, preventing accidental movement and maintaining measurement integrity.
• Federal Compliance: This micrometer meets or exceeds US Federal specifications for accuracy, ensuring reliable performance that professionals can trust.

Applications

This Fowler High Precision micrometer is an indispensable tool for critical dimensional checks, including:

• Measuring external diameters of pistons and crankshafts during engine rebuilding.
• Verifying stem and head diameters of valves for proper fit and wear.
• Accurately determining drill bit diameters for precise hole sizing.
• Checking wrist pin dimensions to ensure correct clearances.
• General machining, manufacturing, and quality control tasks requiring exact metric measurements.

Specifications

• Manufacturer: Fowler High Precision
• Model Number: 72-248-002
• Measuring Range: 25 - 50mm
• Graduation: 0.01mm
• Accuracy: 0.004mm
• Flatness: 0.00076mm (.00003")
• Diameter of Measuring Faces: 6.5mm (.256")
• Included: Wrench for zero adjustment and a fitted protective case.