Harden 6" (150mm) Professional Steel Digital Caliper – Digital Display 580821 

The Harden 6" (150mm) Professional Steel Digital Caliper (Model 580821) is a precision measuring instrument designed for technicians, machinists, engineers, and serious DIY users who demand accuracy and durability. Manufactured from high-grade stainless steel and equipped with a clear digital display, this caliper provides fast, reliable, and extremely accurate measurements for professional use.

High-Precision Measuring Tool for Professional Applications

Engineered for accuracy, the Harden 580821 Digital Caliper delivers precise measurements with a high-resolution digital LCD display that is easy to read in any lighting condition. Whether you're measuring internal dimensions, external dimensions, depth, or step measurement, this caliper ensures consistent and dependable results.

Ideal for metalworking, woodworking, machining, automotive repair, and laboratory use, this tool guarantees performance trusted by professionals.

Key Features of Harden 6" Steel Digital Caliper (580821)

✔ High-Quality Stainless Steel

Built from hardened stainless steel for long-lasting durability, corrosion resistance, and smooth sliding performance.

✔ Accurate Digital Measurement

Precise measurement capability with accuracy typically within ±0.02 mm, providing reliable results for technical applications.

✔ Easy-to-Read Digital Display

Large LCD screen ensures quick and effortless reading of measurements without guesswork.

✔ Multi-Unit Conversion

Instant switching between millimeters, inches, and fractions (depending on model), allowing versatile use across different industries.

✔ Four Measuring Modes

• External measurement
• Internal measurement
• Depth measurement
• Step measurement

✔ Smooth, Silent Operation

The precision-ground sliding mechanism offers smooth movement for exact measurements.

✔ Auto Power Off

Energy-saving design to extend battery life.

Technical Specifications

• Model: 580821
• Measuring Range: 0–150 mm (0–6 inches)
• Accuracy: ±0.02 mm (approx.)
• Material: Hardened stainless steel
• Display: Large digital LCD
• Measurement Types: Internal, External, Depth, Step
• Units: mm/inch (digital conversion)
• Power Source: Standard button-cell battery

Applications

Ideal for:

• Metalworking & machining
• Automotive repairs
• Engineering and fabrication
• Woodworking & carpentry
• Industrial inspection
• DIY precision projects

Why Choose Harden 580821 Digital Caliper?

The Harden Professional Digital Caliper is engineered to deliver precision, efficiency, and reliability, making it an essential measuring tool for professionals and advanced hobbyists. With its strong steel body, fast digital readout, and multi-mode measurement capability, it ensures accuracy in every task.