12pc Torx Bit Set Quick Change connect impact driver drill Security Tamper Proof 12 Piece Industrial Grade Security Torx Bit Set. Made From Super High Quality S2 Steel - They Won't Wear Out Or Rust! Compatible With ALL Torx Bolts And Torx Screws - Including The Tamper Proof Security Torx Screws That Have The Pin in The Center! These Torx Bits Are 2" long, And They Have The 1/4" Quick Connect / Quick Change Hex Shank. They Pop Right Into Impact Drivers, And Once Inserted They Will Not Fall Out. They Are Also Compatible With Corded Drills, Cordless Drills, electric screwdrivers, 1/4" driver screwdrivers, T-handle 1/4" driver screwdrivers, and more! This 12pc Security Torx Bit Set Includes The Following Sizes:  T5 | T6 | T7 | T8 | T9 | T10 | T15 | T20 | T25 | T27 | T30 | T40  These quick connect tamper proof torx star bits are super handy because they will not fall out of your impact driver like the shorter, non quick connect ones do. These security torx bits also have magnetic shanks, which means that they will not fall out of electric screwdrivers either. Product Specifications: Tamper Proof Security Torx Bits Compatible With Regular Torx Screws / Bolts Compatible With Tamper Proof Security Torx Screws / Bolts (The Ones That Have a Pin in The Center) Made From High Quality INDUSTRIAL GRADE S2 Steel 1/4" Hex Shank (Fits ALL Impact Drivers, Corded/Cordless Drills, And Electric Screwdrivers etc.) Quick Connect Design (Snaps Into Impact Drivers And Will Not Fall Out) Fully Magnetic (They Hold Screws & Bolts in Place, And They Also Won't Fall Out of Electric Screwdrivers!) Length of Bits:  2" INCLUDES ALL OF THE MOST POPULAR TORX BIT SIZES INCLUDED:  T5 SECURITY TORX BIT INCLUDED:  T6 SECURITY TORX BIT INCLUDED:  T7 SECURITY TORX BIT INCLUDED:  T8 SECURITY TORX BIT INCLUDED:  T9 SECURITY TORX BIT INCLUDED:  T10 SECURITY TORX BIT INCLUDED:  T15 SECURITY TORX BIT INCLUDED:  T20 SECURITY TORX BIT INCLUDED:  T25 SECURITY TORX BIT INCLUDED:  T27 SECURITY TORX BIT INCLUDED:  T30 SECURITY TORX BIT INCLUDED:  T40 SECURITY TORX BIT Package Included: 1 Set x Drill Torx Bit Set