Itw Brands 21328 10x1 Self Tapping Hex Washer Head Drill Point Screw (Pack of 140)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Provides secure metal to metal fastening without the need to pre-drill and reduces cam-outs for high performance drive surfaces and recess</li><li>Precise point designed to drill， tap， and fasten all in one motion</li><li>Zinc plated finish protects the job's appearance</li><li>High performance drive surfaces reduce cam-out to penetrate surface the first time for easy installation</li><li>No tool slippage even with older sockets and worn Bits</li></ul></div><img src="http://ecx.images-amazon.com/images/I/511wUR0v5JL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/412VUwqMqUL.jpg" noproxy>