<p>Key Stock, Undersized, Low Carbon Steel, Finish Plain, Length 72 In., Size 3/4 x 3/4 In., Thickness Tolerance -, Length Tolerance +/-0.250 In., Tensile Strength (PSI) 70,000, Rockwell Hardness B86, Features -, Application Make Your Own Key</p> <p><br /><b>Features</b></p> <ul> <li>Application: Make Your Own Key</li> <li>Finish: Plain</li> <li>Item: Key Stock</li> <li>Length: 72&quot;</li> <li>Material: Low carbon steel</li> <li>Size: 3/4 x 3/4&quot;</li> <li>Tensile Strength (PSI): 70,000</li> <li>Type: Undersized</li> <li>Rockwell Hardness: B86</li> <li>Length Tolerance: +/-0.250&quot;</li> </ul> <p></p>