Precision 1-2-3 Blocks for Setup, Custom Fixtures and More
Valuable assets to tool rooms and inspection labs, Precision 1-2-3 blocks are extremely useful for layout and set up work. Our 1-2-3 Blocks (1 inch x 2 inch x 3 inch) are case hardened on all sides and ground parallel, flat and square within 0.0003 inch. They have 5 tapped holes (3/8-16) and 18 untapped holes so they can be bolted together in pairs to form custom sizes, angle plates, V-blocks, etc. Set includes 2 matched blocks.