Tool Steel Rectangle Bar, 18" L, 4" W MPN:11828_18_0
Tool Steel Rectangle Bar, 18" L, 4" W
This Tool Steel Rectangle Bar is ideal for high-precision applications, such as knife making, tool and die manufacturing, and aerospace engineering. Made from O1 tool steel, it offers exceptional hardness and wear resistance, with a Rockwell hardness of 88 HRB and tensile strength of 105,000 psi. The precision-ground finish ensures smooth cutting and machining. With its heat treatable properties and oil-hardened finish, this bar can be customized to meet specific requirements. Its versatility and durability make it suitable for a wide range of industries, including automotive, medical, and industrial manufacturing.
Top product features:
- Heat Treatable
- Oil-Hardened
- Precision Ground
Top product applications:
- Machine Shop Use
- High-Speed Tooling
- Precision Engineering
Tool Steel Rectangular Bar, Material Tool Steel, Material Grade O1, Thickness 0.140625 in, Thickness Tolerance +/-0.001 in, Overall Length 18 in, Overall Width 4 in, Heat Treatable Heat Treatable, Heat Treatment Oil-Hardened, Mechanical Finish Precision Ground, Yield Strength 58,000 psi, Tensile Strength 105,000 psi, Brinell Hardness 177 BHN, Rockwell Hardness 88 HRB, Standards ASTM A681, SAE J437, Includes Material Certificate Material Certificate with Lot Number
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 5 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 18.50
- Package Width: 4.50
- Package Height: 0.64
- Package Weight: 3.38
Product info last updated on April 9, 2026 8:25am UTC
Category: Stainless Steel