Screwdriver Sets Tip Finish Black Oxide TP10 TP15 TP20 TP25 TP27 TP30 TP8 Tamper Proof Torx Cushion Number of Pieces 7 No ESD Safe No Non-Sparking No Measurement Type Torx Includes 12 1/2 in Tamper Proof Torx (R) TP8 x 8 in TP10 x 8 in TP15 x 8 in TP20 x 8 in TP25 x 8 in TP27 x 8 in TP30 x 8 in Corrosion Resistant Yes ASME B107.600 Tether Ready TORX(R) Range of Shank Lengths 8 in