Description
Product Overview
The Accusize EJ99-2117 Gage Block Set is engineered for high‑precision measurement in demanding industrial environments. Each block is forged from hardened steel with a Rockwell hardness of 45‑50 HRC, guaranteeing long‑term wear resistance and dimensional stability. The set delivers accuracy within 0.0001 inch, ensuring that every measurement is reliable for critical grinding and milling operations. All components are organized in a custom‑crafted wooden case that protects the blocks during transport and storage, while also providing a professional presentation.
![[Product front view showing all components]](https://www.weeklybest.store/wp-content/uploads/2026/05/4be4d5ac274e4bde8f8b6250b0aa90e3.jpg)
Usage
This gage block set is ideal for machinists, toolmakers, and quality‑control technicians who require exacting standards in their work. Use the blocks to set up grinding wheels, calibrate milling machines, or verify the accuracy of other measuring instruments. The wide range of included angles—from ¼° up to 45°—covers most common setups in metalworking, allowing you to quickly adjust fixtures, jigs, and workpieces without the need for additional accessories. The two riser blocks further expand the set’s versatility, enabling precise height adjustments in multi‑step processes.
Why Choose Us
Accusize has a reputation for delivering precision tools that meet rigorous industry standards. This gage block set reflects that commitment through its superior material selection, meticulous manufacturing tolerances, and thoughtful packaging. Each block undergoes a strict quality inspection to confirm hardness, flatness, and dimensional accuracy before it is placed in the case. Additionally, Accusize offers responsive customer support and a straightforward warranty process, giving you confidence that your investment is protected.
Key Features
- Hardened steel construction (HRC 45‑50) provides exceptional durability and wear resistance.
- Accuracy of 0.0001 inch ensures reliable measurements for critical machining tasks.
- Complete set of angles from ¼° to 45° plus two riser blocks for maximum flexibility.
- Custom wooden case protects the blocks and simplifies organization on the shop floor.
- Accusize customer support and warranty give peace of mind for professional users.
FAQ
What is the material of the gage blocks?
All blocks are made from hardened steel with a Rockwell hardness rating of 45‑50 HRC, offering high wear resistance and stable dimensions.
Can the set be used for both grinding and milling machines?
Yes, the included angles and riser blocks are designed to support setup and calibration for both grinding and milling operations.
How is the set packaged?
The blocks are stored in a custom‑crafted wooden case that protects each piece and provides easy access during use.
What is the accuracy tolerance of the blocks?
Each block maintains an accuracy within 0.0001 inch, suitable for high‑precision industrial applications.
Is there a warranty or support available?
Accusize offers a standard warranty and responsive after‑sales support to address any concerns or questions you may have about the product.






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