Socket Wrench Set: Includes 21 Drive Socket Bits, 13 Socket Sets, 3 Allen L Wrenches, 1 Piece Universal Joint, 2 Pieces Extension Bar, 1 Piece Flexible Extension Bar, 1 Piece Of Sliding T-Bar, 1 Pcs Of Quick Release Ratchet, 1 Pcs Spinner Handle, 1 Pcs Bit Adapter, 1 Pcs Tool Box. Multifunctional: This Torque Wrench Socket Is Designed To Be Versatile, Used For Tightening Or Loosening, Applicable To Most Bolts, Nuts, Screws In Automotive, Mechanical, Diy, Motorcycle Maintenance, Etc. Material: The Screwdriver Bit Set Is Made Of High Quality Carbon Steel, Fully Hardened And Tempered For Optimal Corrosion Protection, More Durable And Stronger. Tool Box: Socket Wrench Inserts, Ratchets And Bits Are Fixed In The Tool Box, With Inscriptions In The Case, You Can Easily Nt Find The Tools You Need, Which Is Very Convenient And Make Your Job Easier. 1/4" Ratchet Handle: With Ergonomic 1/4" Ratchet Handle, Which Is Comfortable To Grip, And Ratchet Reversible Can Easily Remove Bits And Socket.