The einhell m case measures 175mm x 108mm x 45mm and uses interchangeable inserts which allows the user to add or remove accessories if required. The robust locking clip closure helps to keep contents secure while being transported between jobs, and the transparent lid enables quick identification of the contents when you're searching for the right accessory. This 42 piece screwdriver bit set includes phillips, pozi and torx types, covering common screw types found in domestic environments. Two nut driver sockets 8mm and 10mm are included, along with a screw guide bit holder and a locking bit holder. Features & benefits includes 25mm and 50mm length screwdriver bits two nut drivers quick change locking bit holder adjustable screw guide bit holder: helps drive screws in awkard places without dropping them practical storage box for organised storage robust auto-lock clip closure for secure locking transparent lid for easily recognisable contents suitable for use with a wide variety of power tools and hand tools contents ph1 phillips bit 25mm 2x ph2 phillips bits 25mm ph3 phillips bit 25mm 2x pz1 pozi bits 25mm 2x pz2 pozi bits 25mm 3x t10 torx bits 25mm 3x t15 torx bits 25mm 3x t20 torx bits 25mm 3x t30 torx bits 25mm 4x t25 torx bits 25mm ph1 phillips bit 50mm ph2 phillips bit 50mm pz1 pozi bit 50mm pz2 pozi bit 50mm 2x t10 torx bits 50mm 2x t15 torx bits 50mm 2x t20 torx bits 50mm 2x t25 torx bits 50mm 2x t30 torx bits 50mm