Approximate size: 16x8x3.5cm; about net weight: 0.35kg.23-piece socket screwdriver set ratchet wrench socket wrench drill combination kit for quick repair tools for bicyclesfeature:The handle is made of imported hard and soft plastic injection molding, which feels comfortable and not easy to break.The head handle of the screwdriver set is made of imported chrome vanadium steel CR-V steel.The entire rod is quenched and tempered to improve its torsion resistance and durability.The package contains: 23 sets:1. 1/4 batch head, 12PC (one word [4 56mm] cross [PH1 PH2PH3PZ1 PZ2 PZ3] plum blossom [T15T20T25])2. 1/4 sleeve, 9PC (metric system [456789 10 11 12mm])3. 1/4 bit extension rod, 1PC (full length 60mm)4.1/4 ratchet wrench, 1PC (total length 122mm)Package content: 23 pieces/set x wrenchnote:Due to manual measurement, please allow 1-3mm difference.Because monitors and different lighting are different, the picture may not show the actual color of the item. thank you for understanding.These universal wrenches are ideal for repairing or replacing kitchens, bathrooms, carpenters or mechanics, cars, motorcycles, and bicycles.