Premium Screwdriver Bit Set: These 2 inch long torx star screwdriver bits are made of high quality s2 alloy steel which is durable, impact resistant and tough, a commonly used material for hardware. magnetstar screwdriver bit: these security star screwdriver bits are magnetic heads so they can be firmly attached to the screw. 2 inch extra long screwdriver, for getting into that hard-to-reach place. different size screwdrivers: there are 12 different sizes/sets, specifications: t5, t6, t7, t8, t9, t10, t15, t20, t25, t27, t30, t40. so it is convenient for you, can carry out its various changes. Versatile Safety Star Drill Bits: This star head screwdriver bit set is suitable for electric screwdrivers, hand screwdrivers, electric drills, air drills, etc. Magnetism allows them to be firmly fixed on screwdrivers. WIDE APPLICATION SCREWDRIVER BIT: Featuring a 1/4 inch hex shaft, these magnetic torx head screwdriver bits are widely used on electric screwdrivers, hand screwdrivers, electric drills, etc. great accessory for you., Manufacturer: Oumefar