| Premium Brand: Genuine INSIZE high-precision industrial measuring tools. Exact Model: Specially designed 1121-150B Type B digital inside caliper. Size Range: Measures internal dimensions from 50-150mm (1.97-6") efficiently. Groove Tool: Specially crafted to measure inside groove diameters perfectly. Tough Build: Made of premium, hardened stainless steel for long durability. | Sharp Display: High-contrast digital screen features clear mm/inch readouts. Smart Power: Automated power off function helps extend CR2032 battery life. Data Output: Built-in connection port allows easy measurement data export. Clear Controls: Easy to use interface with prompt on/off and zero buttons. High Accuracy: Provides a precise ±0.06mm accuracy for critical workflows. |