4. Comprehensive Set: With 9 pairs and 18 pieces, this set provides multiple size options to accommodate different project requirements, enhancing your efficiency and in any task. 1. Engineering: The 100mm 9 Pairs 18Pcs High- Manufactured Parallel Pad Gauge Block Set ensures accurate measurements and alignment, making it essential for CNC milling tasks. 2. Alloy Steel Construction: Crafted from high-quality alloy steel, this gauge block set offers exceptional durability and resistance to wear and tear, guaranteeing long-lasting performance in industrial applications. 3. Versatile Applications: Ideal for machining, inspection, and setup, the Parallel Pad Gauge Block Set can be used in a variety of settings, including manufacturing and mechanical workshops. 5. Easy to Use: Designed for user convenience, the 100mm 9 Pairs 18Pcs High- Manufactured Parallel Pad Gauge Block Set is easy to handle and store, making it a practical addition to your toolkit., Weight: 3.93304675408 pounds, Manufacturer: Yoeruers