Wera Series 2 867/2 Z Sheet Metal Bit, TORX TX 20 x 70mm blade, 5/16" Drive: Screwdriver Socket Bits: Amazon.com: Tools & Home Improvement
Wera - 5060188001 Series 4 867/4 Z Sheet Metal Bit, TORX TX 20 x 89mm Blade, 1/4" Drive (Pack of 10): Screwdriver Socket Bits: Amazon.com: Tools & Home Improvement
Felo 07157 51351 Torx Plus T15 IP x 1" Bit on 1/4" stock IP15: Amazon.com: Tools & Home Improvement