Sizes of Hex Wrenches Set(Includes 3 Models): Metric Hex Wrenches(9 Pcs): 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10mm. Lmperial Hex Wrenches(9 Pcs): 1/16, 5/64, 3/32, 1/8, 5/32, 3/16, 7/32, 5/16, 3/8.Star Wrenches(9 Pcs): T10, T15, T20, T25, T27, T30, T40, T45, T50. Meet all your needs during maintenance. Ball & Torx Head Design: The maximum entry angle of the ball head design can reach 25 degrees, making it easy to reach difficult to reach areas. The plum blossom head design can be used to tighten or remove plum blossom screws from deep holes, with even force distribution and very convenient opera High Quality 27 Pcs Allen Key Set: The allen wrenches sets made of hardened vanadium steel and equipped with a sturdy nylon bracket. Lmperial, metric, and star shaped hex wrenches are durable and rust proof. Comes with color coded markings for easy differentiation. Torque Handle: The hex wrench set comes with a comfortable torque handle that can increase force during disassembly and tightening, making it easier to tighten or loosen fasteners. Wide Applicable: Multiple scenarios, worry free disassembly. Suitable for repairing bicycles, furniture, electronic products, machinery, cars, motorcycles, and toys on your own. 27PCS Allen Key Set,TOOGOND Long Ball & Star End Hex Keys with T-Handle,Color-Coded, Chrome Vanadium Steel,for Bicycle Repair, Household DIY