Starrett 54163 496 AISI O1 Tool Steel Flat Stock 1/2" x 10" x 18"

The Starrett 54163 is a precision-ground flat stock made from AISI O1 oil-hardening tool steel, measuring 1/2 inch thick by 10 inches wide by 18 inches long. This premium tool steel is ideal for creating custom gauges, punches, dies, cutting tools, and precision machine components.

Key Features:

• AISI O1 oil-hardening tool steel for excellent machinability and hardness retention
• Dimensionally stable through heat treatment with minimal distortion
• Precision ground surfaces for accurate machining and measuring
• Ideal for intricate work and thin sections with minimal risk of cracking
• Versatile material for toolmaking, jigs, fixtures, and precision components

O1 tool steel is known for its excellent wear resistance, toughness, and ability to hold a sharp edge after hardening. This flat stock is supplied in the annealed condition for easy machining, and can be hardened to Rockwell 62-64 HRC through proper heat treatment. The precision-ground finish ensures accurate dimensions and reduces preparation time for your project.