Torx Bit Set, Amartisan 15-Piece Security Torx Bit Set, Tamper Resistant Star Bits Set S2 Steel, 1" Long T4 - T40 and 1/4”Magnetic Extension - Amazon .com
T15 (T-15) Torx/Star Driver Bit - T15 x 6" Torx/Star Drive Quick Change Shank Bit for Screws and Fasteners Requiring T15 (T-15) Size Long Bits (EACH) - Amazon.com