[ACCURATE AND SQUARENESS] - Made of accurate-grade tool steel material, all six sides of the block are ground for precision. Each side maintains a squareness within 0.0002in for ultra-accuracy.
[MULTIFUNCTIONAL HOLES] - Features 23 holes, including 5 x 3/8-16 threaded holes for clamping and 18 untapped holes. Ideal for various industrial applications requiring precise measurements.
[DURABLE MATERIAL] - Crafted from chrome steel, these 1-2-3 blocks are built to last. The material ensures longevity, making it a reliable addition to any machinist's toolbox.
[FINE WORKMANSHIP] - The matched 23-hole 123 jig is meticulously constructed with exquisite structure. All components are made with fine workmanship for optimal performance.
[COMPACT SIZE] - Each block measures approximately 2.5 x 5 x 7.5cm (1 x 2 x 3in), making them easy to handle and store. The compact size allows for versatile use in various settings.