Roto Zip GP8 1/8-Inch Guide Point Drywall Cutting Zip Bit， 8-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>The only flexible extension where entire outer surface does not rotate</li><li>Outperforms the competition based on independent test results</li><li>This product is made of high quality material</li><li>For controlled cuts in drywall</li><li>For materials up to 1-Inch thick</li><li>Shank Diameter: 1/8-Inch</li><li>Bit Material: High Speed Steel</li><li>Compatible with all RotoZip Spiral Saw power tools</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31qcadusDcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41pwA3QN3jL.jpg" noproxy>