nbsp; KINDS: Screwdriver size is printed on each handle, which is easy to distinguish and use. And has different screw heads (cross, groove, five-pointed star) to meet your needs of base CONVENIENT: The rear center hole is inserted into the chuck and can be converted to a T-screwdriver to loosen stubborn screws. And contains magnetic tips, easily attracts screws. DURABLE: The set is made of chrome vanadium steel and is rustproof, strong and durable. nbsp; APPLICATION: The large handle for most household appliances, small and medium-sized mechanical maintenance. Small handle used for maintenance and disassembly of small electronic products, for example. Cellphone,pad etc. nbsp; STORAGE: The roll bag is wrapped in high quality oxford fabric and is easy to take and use. Product features: Size is printed on each handle, easy to use. The rear center hole is inserted into the chuck and can be converted to a T-screwdriver to loosen stubborn screws. The set is made of chrome-vanadium steel and is rustproof,durable and easy to use. Contains magnetic tips, easily attracts screws. The roll bag is wrapped in high quality oxford fabric and is easy to take and use. The large handle for most household appliances,small and medium-scale mechanical maintenance. Small handle used for maintenance and disassembly of small electronic products, for example. Cell phone, pad etc. Features: Material: chrome vanadium steel Type of screw head: cross, slot, five-pointed star Magnetic: yes Handle material: PP Long sleeve length: approx. 125mm / 4.92inch Large handle diameter: approx. 33 mm / 1.3 inches Handle length: approx. 108mm / 4.25inch Small handle diameter: approx. 18mm / 0.71 inch Size: H6.3x140mm x PH1 / SL4, H6.3x140mm x PH1 / SL5, H6.3x140mm x PH2 / SL6, H6.3 x 70mm x PH2 / SL6 H4 x 125 mm x PH0 / SL3, H4 x 125 mm x PH00 / SL2, H4 x 120 mm x PH000 / SL1.5 Five-pointed star shank: H4 x 120mm x 0.8, H4 x 120mm x 1.2 Weight approx. 312g Package included: 2 x handle 4 x H6.3 poles 4 x H4 rod 1 x Oxford bag