Mitutoyo Digital 3-Point Internal Micrometer Set 25-50mm (468-973)

The Mitutoyo 468-973 is a complete Digimatic Holtest interchangeable-head three-point digital internal micrometer set covering 20–50mm. The set contains 4 interchangeable measuring heads (individual ranges 20–25, 25–30, 30–40, 40–50) that share a common digital display unit, together with the setting rings and a 150mm extension rod needed to set and use them. Automatic three-point self-centring contact gives fast, repeatable readings, titanium-coated measuring faces resist wear, and the unit is rated IP65 for use around coolant and swarf. Functions include ABS/INC, HOLD, 2× PRESET origin memory, function lock, low-voltage alarm, auto power-off (20 min) and SPC data output for measurement collection.

Features

• Brand: Mitutoyo
• Part number (MPN): 468-973
• Model: HTD-50RST
• Type: Digimatic Holtest interchangeable-head 3-point digital internal micrometer set
• Measuring range: 20–50mm
• Measurement system: Metric
• Heads in set: 4
• Individual ranges: 20–25, 25–30, 30–40, 40–50
• Setting rings included: ø25mm (177-139), ø40mm (177-290)
• Extension rod: 150mm extension
• Resolution: 0.001mm
• Measuring method: 3-point self-centring
• Measuring faces: Titanium coated tungsten carbide (6-12mm) Titanium coated hardened steel (12-200mm) Taper: tungsten carbide
• Protection rating: IP65
• Data output: SPC / Digimatic
• Functions: ABS/INC, HOLD, 2× PRESET origin memory, function lock, low-voltage alarm, auto power-off (20 min)
• Display: LCD, character height 7.5mm
• Power supply: 1 battery SR-44
• Battery life: Approx. 1.2 years
• Supplied with: Including box, hex wrench, spanner (2 pcs.), screwdriver, 1 SR44 battery, setting rings (2 pcs.), extension rod, certificate of inspection
• Weight: 1170 g