Insize 3227-504 Analog 3-Point Internal Micrometer Set 20-50 mm Range, Silver

The Insize 3227-504 is a precision analog 3-point internal micrometer set designed for accurate measurement of internal diameters. With a range of 20-50 mm, this set includes four interchangeable anvils to cover the full range. The 3-point contact ensures self-centering and eliminates errors from misalignment, making it ideal for measuring bores, cylinders, and other internal features.

Each micrometer features a resolution of 0.01 mm and an accuracy of ±0.004 mm, ensuring reliable readings. The carbide-tipped anvils provide long-lasting wear resistance, while the ratchet stop mechanism ensures consistent measuring force. The satin chrome finish reduces glare and resists corrosion. This set comes in a fitted wooden case for protection and easy storage.