Vim Tools IMPACT-8 Impact Quality S2 Bit Set - 8 Piece<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>S2 High Alloy Steel bits， the strongest hardest bits available</li><li>4 Phillips and 4 flat tip</li><li>Heat treated， R/C 56-62</li><li>Comes in a plastic holder High quality drive bits fit virtually all hand impact drive tools.</li><li>5/16 shank bits</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41P8LnvW6XL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31LYguvYTaL.jpg" noproxy>