Expert Quality. Comprising 1/4 and 3/8 inch square drive bit holders, 1/4 inch hexagon bit holder and 1/4 inch and 10mm hexagon. Draper TX-STAR PLUS insert bits both conventional and security versions. These bits either have five or six sides and have a true 0 degree drive angle which ensures optimal torque and minimal wear. Packed in handy plastic storage case. CONTENTS: 5 x 1/4" Draper TX-STAR PLUS six sided insert bits size: TP10, TP15, TP20, TP25 and TP30 5 x 1/4" Draper TX-STAR PLUS five sided security insert bits size: TPS10, TPS15, TPS20, TPS25 and TPS30 5 x 10mm Draper TX-STAR PLUS six sided insert bits size: TP40, TP45, TP50, TP55 and TP60 5 x 10mm Draper TX-STAR PLUS five sided security insert bits size: TPS40, TPS45, TPS50, TPS55 and TPS60 1/4"(F) x 1/4"(M) magnetic bit holder Bit holder 1/4" x 1/4" sq. drive Bit holder 10mm x 3/8" sq. drive