IRWIN 1899801 Impact Performance Series Screwdriver Insert Bit， 5-6 Slotted， 1-Inch， 2-Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Built for maximum durability and long life with impact drivers</li><li>ensures both ends of bit lock securely in impact drivers and quick-change chucks， enabling use of two tips from one bit</li><li>Manufactured with heavy-duty， cold-forged， high-grade steel to withstand high torque output</li><li>Black oxide finish resists corrosion and increases life of bit</li><li>Black oxide finish resists corrosion and increases life of extractor</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31tgAal9WRL.jpg" noproxy>