<p>Key Stock, Undersized, Low Carbon Steel, Zinc Plated Finish, Length 12 In, 3/16 x 3/8 In, -0.003 In. Thickness Tolerance, -0.125 In Length Tolerance, Tensile Strength 64,000 PSI, Rockwell Hardness B85, Magnetic, Make Your Own Key</p> <p><br /><b>Features</b></p> <ul> <li>Application: Make Your Own Key</li> <li>Features: Magnetic</li> <li>Finish: zinc</li> <li>Item: Key Stock</li> <li>Length: 12&quot;</li> <li>Material: Low carbon steel</li> <li>Size: 3/16 x 3/8&quot;</li> <li>Tensile Strength (PSI): 64,000</li> <li>Type: Undersized</li> <li>Rockwell Hardness: B85</li> <li>Length Tolerance: -0.125&quot;</li> <li>Thickness Tolerance: -0.003&quot;</li> </ul> <p></p>