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Digital Display Micrometer Caliper, Open-Type, Four-Function (Resolution: 0.005)

The digital dial‑indicator vernier caliper with an open‑type design is a versatile, digitized measuring instrument that combines a convenient open‑frame structure with zero‑reset technology. It integrates four measurement functions—external diameter, internal diameter, step, and depth—offering both workshop‑level practicality and high‑precision digital readouts, making it an efficient measurement tool for modern machining and quality‑inspection processes.

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Glassware and Measuring Instruments

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lbt@lbt.ltd

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Digital Display Micrometer Caliper, Open-Type, Four-Function (Resolution: 0.005)

Description

Product Introduction:

The digital dial‑indicator vernier caliper with open jaws is a versatile, digitized measuring instrument that combines an open‑jaw, user‑friendly design with zero‑reset technology. It integrates four measurement functions—external diameter, internal diameter, step, and depth—offering both workshop‑level practicality and high‑precision digital readout, making it an efficient measuring tool for modern machining and quality‑control processes.

Equipped with a high-definition LCD display for intuitive, clear readings, it supports one-touch conversion between metric and imperial units. Paired with a robust locking mechanism, it securely locks in measurement values, facilitating on-site re‑verification and data recording. No complicated procedures are required, offering the efficiency of digital readouts combined with the durability of mechanical gauges.

Product Applications:

Suitable for a variety of workshop environments. With excellent overall rigidity, stable accuracy, and comfortable handling, it is a commonly used basic measuring tool in industries such as machining, mold making, hardware, and automotive repair.

Product Features:

1. Displays readings with higher accuracy; resolution: 0.005 mm.

2. Zeroing at any position, facilitating the conversion between relative and absolute measurements;

3. Metric-to-Imperial and Imperial-to-Metric conversion at any position;

4. Higher precision, with a maximum permissible error of ±0.02 mm;

Technical Specifications:

Parameter	Specification Description
Range	Available in 150, 200, and 300 mm.
Graduation value	0.005mm
Precision	±0.02 mm (0–150 mm)
Main material	Stainless steel
Scale craftsmanship	Laser scale
Applicable temperature	0–40℃
Battery model	CR2032 button cell battery

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FAQs

Do you supply full-set testing instruments for asphalt and geotechnical engineering projects?

We offer complete lab solutions including asphalt viscosity tester, asphalt rutting tester, geotextile permeability tester, low-temperature flexibility tester and concrete/cement test equipment, covering raw material detection for road, water conservancy and construction engineering projects

Can you customize fixtures or test machines based on our special test requirements? How about after-sales service and warranty?

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It measures heat deflection temperature and Vicat softening temperature of plastics, hard rubber, nylon, insulating materials and fiber-reinforced thermosetting composites. Intelligent temperature control guarantees precise heating rate, ideal for plastic raw material incoming inspection and formula development in plastic factories.

Does your pipe pressure burst testing machine control test temperature automatically? What’s its main application?

Yes, the constant-temperature circulating system keeps stable test environment during long-time hydrostatic resistance and instant burst pressure measurement of thermoplastic pipes. It complies with GB6111 standard and serves raw material inspection, new product R&D for plastic pipe manufacturers, third-party testing labs and university laboratories.

What kinds of pipes fit your ring stiffness tester? Can it do long-term creep testing?

This equipment is designed for HDPE, PVC corrugated pipes, plastic drainage pipes and various plastic tubular products. Apart from ring stiffness, ring flexibility and flattening tests, it supports continuous long-term creep tests up to 1000 hours (42 days) as required by industry specifications, widely used for pipe factories and construction quality inspection institutes.

What test items can your WDW series computer-controlled electronic universal testing machine complete? Which international standards can it meet?

Our WDW universal tester is applicable for tension, compression, bending, shearing and peeling tests of metal, plastic, rubber and composite materials. It supports test procedures in accordance with GB, ISO, ASTM, DIN, JIS multiple domestic and global standards. Equipped with high-precision servo drive and dedicated test software, it automatically collects, calculates and exports test data including tensile strength, elongation at break and elastic modulus.

Customer Reviews

European Plastic Pipe Manufacturer｜Purchase: Ring Stiffness & Hydrostatic Burst Tester

From Thomas Bennett, Quality Director, UK plastic pipe factory

2026.06.05

★★★★★

“We have purchased two sets of pipe testing equipment from Laibote (Tianjin) for 18 months. The ring stiffness and hydrostatic burst testing machines run stably for daily batch inspection, test data matches ISO standard requirements precisely, and the intelligent test software is easy for our operators to master. Their after-sales team offers timely remote technical guidance whenever we have operational problems, spare parts supply is efficient. We have arranged a second bulk order for our new production workshop and will recommend Laibote’s testing machines to our industry partners across Europe.”

Middle East Construction Lab｜Purchase: Universal Electronic Testing Machine & Geotextile Test Equipment

From Mohamed Kareem, Lab Manager, UAE third-party construction inspection institute

2026.06.05

★★★★★

“We compared multiple testing equipment brands from Europe and China before cooperating with Laibote. Their WDW universal tester and full-set geotextile testing instruments meet local construction testing standards perfectly. Custom fixtures tailored per our specimen specifications save much testing time. Pre-sale technical communication was patient and professional; engineers provided online operation training after goods arrived. Stable machine performance greatly improves our laboratory’s detection efficiency, we are satisfied with cost performance and overall service.”

Southeast Asia Rubber & Polymer Factory｜Purchase: Vicat Softening Point & Tensile Testing Machine

From Tanaka Hiroshi, R&D Supervisor, Indonesia rubber materials enterprise

2026.06.05

★★★★★

“Laibote’s Vicat softening point tester and electronic tensile machine have been applied to our raw material incoming inspection and new formula development for over one year. High testing accuracy effectively controls our product defect rate. What impresses us most is their responsive after-sale service; technical staff reply our troubleshooting requests within 24 hours even for time zone differences. Compared with expensive European brands, Laibote’s equipment balances quality and price excellently, we plan to expand procurement of auxiliary testing instruments next quarter.”

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Keywords:

Digital Display Micrometer Caliper, Open-Type, Four-Function (Resolution: 0.005)

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