Highlights:: SteelShank Type: HexDrill Bit Diameter: 1/4"Dril Bit Length: 2"Number of Pieces: 10 Piece10pc mixed Phillips 2" IMPACT Carabiner Clip: #1 (x2), #2 (x5), #3 (x3)Carabiner clip for easy access and storageProprietary modified S2 steel constructionSpecially designed heat-treatment cycle for unrivalled durabilityUnique down-turned shaft geometry for maximum impact resistanceColor-coded ring for easy identification