40 Pieces Steel Parallel Blocks 0.005 Mm Accuracy Parallel Set HRC52 Tooling for Toolmakers, Milling

Achieve professional-grade accuracy in your workshop with this comprehensive 40-piece parallel set with wooden case. Crafted from high-grade hardened steel, these steel parallel blocks are built to withstand the rigorous demands of daily machining, boasting a rated hardness of HRC52 that resists wear and deformation over time. Each of the 40 parallel blocks is meticulously machined into a rectangular bar shape measuring 100 mm in length, featuring highly visible engraved size markings that allow you to quickly select the exact size you need for your setup.Engineered for precision, this tooling set delivers an impressive working-surface parallelism accuracy of 0.005 mm. This level of precision makes these machinist parallel indispensable for supporting workpieces, setting up drill presses, or aligning parts on milling machines where repeatable height and alignment are. Whether you are a professional machinist, a toolmaker, or a dedicated hobbyist, these blocks ensure your workpieces remain flat and secure during cutting, and layout operations.To keep your workspace organized and your precision tools protected, the entire set is housed in a custom-tailored wooden box. Equipped with a secure hinged lid and a sturdy front latch, the wooden case prevents the blocks from moving, scratching, or gathering dust when not in use. This organized storage solution not only extends the lifespan of your precision instruments but also makes it incredibly easy to transport them across different benches in your machine shop.