Mitutoyo 468-959 Holetest Set – Three Point/Two-Point Internal Micrometers / Inch Set 2-4 Inch /50.8–101.6 mm – TRI BORE – Holtest
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Description
The Mitutoyo 468-959 Holetest Set is a premium precision tool designed for accurate internal diameter measurements, featuring both three-point and two-point micrometers. This versatile set covers a measurement range from 2 to 4 inches (50.8 to 101.6 mm), making it suitable for a variety of industrial applications where precise bore measurements are critical. The TRI-BORE design ensures reliable and repeatable measurements by maintaining consistent contact with the internal surface. Each micrometer in the set is crafted with high-quality materials and precision engineering, ensuring durability and long-lasting performance. The Holtest set includes easy-to-read graduations and a ratchet stop for consistent measuring force, enhancing user accuracy and confidence. With its robust construction and exceptional measurement capabilities, the Mitutoyo 468-959 Holetest Set is an essential tool for machinists, engineers, and quality control professionals.
Specifications
- Measurement Range: 2 to 4 inches (50.8 to 101.6 mm)
- Type: Three-point and two-point internal micrometers
- Design: TRI-BORE for consistent contact and accurate measurements
- Resolution: 0.0001 inches (0.002 mm)
- Accuracy: ±0.0002 inches (±0.005 mm)
- Material: High-quality, durable materials
- Graduations: Easy-to-read graduations for precise readings
- Measuring Force: Ratchet stop for consistent measuring force
- Operating Temperature: 0°C to 40°C (32°F to 104°F)
- Storage Case: Included for safe and convenient storage
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Our Capabilities
Micro Precision can perform instrument calibration services on equipment from variety of applications for specific industries and lines of business. If you have a calibration need that is not listed in this area, please contact us.
Electrical
Micro Precision accredited electrical calibration lab services with multimeter, multifunction calibrator, oscilloscope, and power supply capabilities.
Optical
Micro Precision accredited optical, light, and fiber optic calibration lab services.
Thermodynamics & Chemical
Micro Precision accredited thermodynamic & chemical calibration lab services with temperature, humidity, life science, and pharma capabilities.
RF - Microwave
Micro Precision accredited RF & microwave calibration lab services.
Mechanical & Dimensional
Micro Precision accredited mechanical and dimensional calibration lab services with pressure, torque, force, flow, velocity, and aircraft jack load capabilities.
Laboratory Standards
Calibration laboratory standards are critical for your organization’s most accurate measurements.
Semiconductor Calibration
Micro Precision utilizes state-of-the-art technology to analyze semiconductor wafer thickness and step height.


