The Hillman Group 54041 1/2-Inch Hex Locknut 1/8 I.P.S.， 20-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This easy-to-use nut is ideal to securely fasten a bolt when connecting materials</li><li>Helps resist the effects of vibration and other forces</li><li>Brass Finish</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41AULLMx5JL.jpg" noproxy>