Mibro 477751 5 Piece Set Industrial Power BitsMibro 477751 5 Piece Set Industrial Power Bits Features:; Industrial assorted screwdriver insert bits will meet many home and workshop screwdriving needs; Made from a specially hardened alloy steel for use in an electric drill; 5 piece set includes #1 and #2 Square Recess, #1 and #2 Phillips, and #6-8 slot bits; 2" length; Carded