Hardened steel, hardness HRC 50–60 on 6 sides. Precision ground and hardened on all sides.
Cross drilling design gives minimum weight and maximum strength
Extremely versatile for precision layout, grinding and set-up work, Each set contain two matched blocks in pairs.
Dimensional Precision: Exactly 1" x 2" x 3" with 11 holes for versatile setup configurations; perfect for precise layout, grinding, and machining setups.
Material & Hardness: Made of steel hardened to HRC 50-60 on all 6 sides for durability and long-term use in demanding industrial environments.
Hole Configuration: Features 5 tapped holes (5/16"-18) for clamping and 6 untapped holes, enabling complex assembly and fixture setups.
Accuracy: Ground and hardened on all sides to ensure parallelism of 0.0002" and squareness of 0.0001"/1", guaranteeing precise measurements.
Versatility: Ideal for a wide range of machining tasks including calibration, measurement, and inspection with milling machines and height gauges.