Tool Steel Rectangle Bar, 18" L, 3/4" W MPN:11479_18_0
Tool Steel Rectangle Bar, 18" L, 3/4" W
This precision ground tool steel rectangle bar is ideal for high-performance applications requiring exceptional hardness and toughness. Made from O1 tool steel, it boasts a yield strength of 58,000 psi and tensile strength of 105,000 psi, making it perfect for machining, stamping, and other metalworking operations. Its oil-hardened finish ensures a durable and long-lasting surface. With a Brinell hardness of 177 BHN and Rockwell hardness of 88 HRB, this bar can withstand extreme temperatures and pressures. Suitable for use in the aerospace, automotive, and industrial manufacturing sectors, it is a valuable addition to any workshop or production line.
Top product features:
- Heat Treatable
- Oil-Hardened
- Precision Ground
Top product applications:
- Machine tooling
- High-speed steel stamping dies
- Cutting tools for heavy-duty applications
Tool Steel Rectangular Bar, Material Tool Steel, Material Grade O1, Thickness 0.5 in, Thickness Tolerance +0.015 in, Overall Length 18 in, Overall Width 3/4 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, Length Tolerance +0.125 in/+0.25 in
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: 20.00
- Package Width: 2.50
- Package Height: 2.75
- Package Weight: 1.92
Product info last updated on February 5, 2026 10:17am UTC
Category: Carbon Steel