Heavy Duty Vernier Calipers The Heavy Duty Vernier Caliper is a precision mechanical measuring instrument designed for accurate internal, external, and step measurements of large components and industrial workpieces. Built for demanding workshop and manufacturing environments, it combines durability, precision, and ease of operation for heavy-duty measurement applications. The main scale and vernier scale feature a satin chrome finish that provides glare-free reading and excellent visibility under various lighting conditions. Equipped with a fine adjustment carriage, the caliper allows smooth slider movement and precise positioning, ensuring accurate and repeatable measurements across a wide measuring range. Available in standard and BLISS models, the Heavy Duty Vernier Caliper is widely used in fabrication industries, steel plants, heavy engineering workshops, machine shops, automotive industries, aerospace manufacturing, shipbuilding, and quality control departments. Features • Heavy Duty Industrial Construction • Suitable for Internal, External, and Step Measurements • Satin Chrome Main and Vernier Scale • Glare-Free Reading Surface • Fine Adjustment Carriage for Precise Feeding • High Accuracy and Repeatability • Durable and Reliable Design • Suitable for Large Workpiece Inspection • Precision Mechanical Measuring System • Long Service Life Technical Specifications ### Standard Models **Model: 111-300** • Measuring Range: 300 mm / 12“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.04 mm • Jaw Depth (a): 75 mm • Overall Length (L): 415 mm --- **Model: 111-450** • Measuring Range: 450 mm / 18“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.05 mm • Jaw Depth (a): 100 mm • Overall Length (L): 608 mm --- **Model: 111-600** • Measuring Range: 600 mm / 24“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.05 mm • Jaw Depth (a): 100 mm • Overall Length (L): 750 mm --- **Model: 111-1000** • Measuring Range: 1000 mm / 40“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.08 mm • Jaw Depth (a): 150 mm • Overall Length (L): 1250 mm --- **Model: 111-1500** • Measuring Range: 1500 mm / 60“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.12 mm • Jaw Depth (a): 200 mm • Overall Length (L): 1755 mm --- **Model: 111-2000** • Measuring Range: 2000 mm / 80“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.14 mm • Jaw Depth (a): 200 mm • Overall Length (L): 2240 mm ### BLISS Models **Model: 111-450 BLISS** • Measuring Range: 450 mm / 18“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.05 mm • Overall Length (L): 620 mm --- **Model: 111-600 BLISS** • Measuring Range: 600 mm / 24“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.05 mm • Overall Length (L): 770 mm --- **Model: 111-1000 BLISS** • Measuring Range: 1000 mm / 40“ • Graduation: 0.02 mm / 0.001“ • Accuracy: ±0.08 mm • Overall Length (L): 1230 mm Construction: • Heavy Duty Mechanical Design Measuring System: • Precision Vernier Scale • Fine Adjustment Mechanism Applications • Internal Diameter Measurement • External Diameter Measurement • Step Measurement • Large Component Inspection • Fabrication Industry Measurement • Heavy Engineering Applications • Steel Industry Inspection • Manufacturing Quality Control • Machine Shop Measurement • Industrial Metrology Applications Product Video: Paste YouTube Video Link Here For more information about the Heavy Duty Vernier Calipers, please contact us at 08045134493 or email [vhk_08@yahoo.com](mailto:vhk_08@yahoo.com). Our team will be happy to assist you with product specifications, pricing, and application support.