Big Horn 19123 Split Ring Stop Collar , 7-Piece Set
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<b>[Product Information]</b><br>
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<li>Designed to grip the entire diameter of your drill bit without screw ever touching the shaft</li>
<li>Used to accurately control the depth of the hole you are drilling</li>
<li>hold securely in place where you put them</li>
<li>Sizes fit bits 1/8-Inch, 3/16-Inch, 1/4-Inch, 5/16-Inch, 3/8-Inch, 7/16-Inch, and 1/2-Inch</li>
<li>Includes allen wrench</li>
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