Boxer Tools" BX-100 - 100 Piece 1/4" Hex Bit Set is made of Chrome Vanadium Steel. It makes a difference! This set contains just about any type of bit you can think of. Most importantly, it contains many types of bits to remove "tamper-proof" fasteners. ALSO comes with the new 2mm TRIANGLE Bit. The set even includes five (5) sizes of the hard-to-find "snake-eye" bits! All packaged in Kling-Tite secure storage tray that the bits won"t fall out of, even upside-down & a clear see throw cover. Includes 6 Phillips, 3 slotted, 4 Pozidrive, 3 clutch, 4 square, 5 spanner, 27 Torx , 5 tri-wing, 37 hex (SAE & metric), plus dry wall stopper, socket adapter, 1in. and 2in. bit holders, case and more. Tip Type: Assorted, Tip Size: Assorted, Bits.