Hitachi 115003 No.2 Phillips Magnetic Driver Bit, 2-Pack Phillips P2 magnetic lock bits 2 pk Great for all your needs Patented magnetic collar design Strong fastener holding power Manufactured with high quality S2 steel and has 1/4-Inch quick-change impact ready shaft Black oxide finish for added corrosion resistance; comes in a 2-pack Comes with a 30-day warranty