Starrett 54168 AISI O1 Tool Steel Flat Stock 9/16" x 1" x 18"

The Starrett 54168 is a precision flat stock made from AISI O1 oil-hardening tool steel, measuring 9/16" thick x 1" wide x 18" long. This high-quality tool steel is ideal for manufacturing cutting tools, gauges, jigs, fixtures, and precision tooling components.

Key Features:

• AISI O1 oil-hardening tool steel for superior dimensional stability
• Excellent for intricate work including thin sections with minimal risk of cracking
• Precision ground flat stock for accurate machining and fabrication
• Hardness range of 60-64 HRC when properly heat treated
• Good wear resistance and edge retention properties
• Suitable for complex tooling, punches, dies, and precision instruments

O1 tool steel is a versatile, oil-quenched steel that offers excellent machinability in the annealed condition and maintains tight tolerances through heat treatment. The 9/16" x 1" x 18" dimensions provide ample material for a wide range of toolmaking and precision manufacturing applications.