Starrett 54308 AISI O1 Tool Steel Flat Stock 1/8" x 3-1/2" x 36"

The Starrett 54308 is a precision flat stock made from AISI O1 oil-hardening tool steel, measuring 1/8 inch thick by 3-1/2 inches wide by 36 inches long. This high-quality tool steel is ideal for toolmakers, machinists, and craftsmen requiring dimensionally stable material for precision work.

Key Features:

• AISI O1 oil-hardening tool steel composition for superior performance
• Dimensionally stable during heat treatment and machining operations
• Excellent for intricate work including thin sections and detailed components
• Minimal risk of cracking or warping during hardening process
• Precision ground flat stock with tight tolerances
• 36-inch length provides ample material for multiple projects

Specifications:

• Thickness: 1/8 inch (0.125")
• Width: 3-1/2 inches (3.5")
• Length: 36 inches
• Material: AISI O1 tool steel

O1 tool steel is a versatile, oil-hardening grade known for its excellent machinability in the annealed state and high hardness after proper heat treatment. It's commonly used for cutting tools, punches, dies, gauges, and precision machine components where dimensional stability is critical.