Feature●CORROSION RESISTANCE: Mechanic Socket Set Has Black Oxide Finish●INCREASED ACCESSIBILITY AND QUICK FASTENING: When Bit Socket Set 1/2 Drive is Used with Ratchet●QUICK SIZE IDENTIFICATION: Torx Bit Socket Set Comes with Large Markings●Meets or Exceeds ASME Specifications●Full Lifetime Warranty, refer to "Warranty & Support" section below for full detailsDescription 7-piece 1/2-inch Drive Torx Bit Impact Socket Set provides the end user to use a ratchet or driver on Torx fasteners. Adding these to your tool box will allows you to never get caught without the right tool for the job. Torx is a trademark of Acument Intellectual Properties, LLC.