Mitutoyo 20-50mm 3-Point Internal Micrometer Set

Description

READY FOR DELIVERY

This is a Mitutoyo Holtest 3-Point Internal Micrometer Set, covering the 20–50 mm range. Built for accurate bore measurement, the Holtest system uses a 3-point self-centring contact design, ensuring repeatable and precise readings with minimal operator influence.

The set is supplied in its original fitted wooden Mitutoyo case, complete with setting rings, adjustment wrench, and original paperwork. It is in used but very good condition, has been tested, and delivers accurate, reliable performance.

Specifications

• Manufacturer: Mitutoyo (Japan)
• Type: Holtest 3-Point Internal Micrometer (analogue)
• Measuring Range: 20 – 50 mm
• Resolution: 0.001 mm (vernier thimble)
• Accuracy: ±2–3 µm (depending on size within range)
• Contact System: 3-point hardened measuring contacts, self-centring
• Construction: Satin-chrome finished steel body with knurled thimble for smooth adjustment
• Setting Rings: Included for calibration and verification
• Storage: Original wooden Mitutoyo case with papers and accessories

Features

• 3-Point Contact System – automatically centres in the bore, ensuring consistent results.
• Fine Resolution – analogue vernier thimble graduated to 0.001 mm.
• Complete Kit – micrometers, setting rings, wrench, paperwork, and fitted case.
• Verified Accuracy – tested and confirmed accurate for inspection use.
• Mitutoyo Quality – durable construction and reliable measurement performance.

Condition

• Used – light cosmetic signs of handling, otherwise very clean.
• Very Good Condition – smooth operation and clear graduations.
• Tested & Accurate – fully verified for workshop or inspection use.
• Includes: Micrometer heads, setting rings, adjustment tool, papers, and original wooden case.