Mitutoyo 12-16mm 3 Point Hole Mic No.368-764

Description

Arriving late September 2025 for delivery – Pre-order now

The Mitutoyo 368-764 Holtest Type II 3-Point Internal Micrometer is a precision tool designed for accurate and repeatable internal diameter measurements. Covering the 12–16 mm range, this instrument features a three-point self-centering contact system that ensures consistent alignment inside bores. Known for its smooth operation and robust construction, it is ideal for machinists, toolmakers, and quality control engineers. This unit is brand new in its fitted Mitutoyo case, complete with inspection certificate and adjustment key.

Key Specifications

• Measuring Range: 12 – 16 mm
• Graduation (Resolution): 0.005 mm
• Accuracy: ±2 µm
• Spindle Pitch: 0.5 mm
• Measuring Depth: ~82 mm (without extensions)
• Contact Points: Three hardened steel/carbide contacts for wear resistance and long life
• Scale Type: Mechanical analog thimble with vernier scale
• Ratchet Stop: Yes – ensures consistent measuring force
• Body Construction: Precision ground steel with satin-chrome finish for glare-free readings
• Weight: Approx. 150 g

Features

• 3-Point Self-Centering Design
  The three contact points automatically align the micrometer inside the bore, eliminating operator error and improving measurement reliability.
• High Accuracy & Fine Resolution
  With 0.005 mm graduations and ±2 µm accuracy, it provides the confidence required for precision internal measurements.
• Durable Measuring Contacts
  Hardened, wear-resistant contacts ensure consistent performance even under regular use in demanding workshop conditions.
• Ergonomic & Smooth Operation
  The ratchet stop and finely knurled thimble allow easy, repeatable adjustments while maintaining consistent measuring pressure.
• Compact & Lightweight
  At just 150 g, it is lightweight and comfortable for repeated use without fatigue.
• Supplied Accessories
  Delivered in a Mitutoyo fitted case with adjustment wrench (key) and inspection certificate.