Mitutoyo Holtest Internal Micrometer

The Mitutoyo Holtest Internal Micrometer is a precision hole measuring tool, also called a bore micrometer or internal hole micrometer. It is made for accurate inside-diameter measurement of bores and holes in machining, inspection, and quality control work.

Key Features:

• Holtest design for direct inside-diameter measurement of bores
• Self-centering measuring head that helps give repeatable readings
• Hardened, wear-resistant measuring contacts for long service life
• Micrometer-style thimble and graduated scale for clear reading
• Built to Mitutoyo's precision manufacturing standards
• Available in a range of measuring ranges to suit different bore sizes

Mitutoyo is a long-established maker of precision measuring instruments. The Holtest line suits toolrooms, machine shops, and inspection departments that need dependable bore measurements. Select the measuring range that matches the hole size you inspect.