This combination of ratchet wrenches is suitable for anyone who is working or doing any repairs at home or needing repairs. If you need to fix it, then it is definitely perfect for you. With so many sizes combined, you will always have the right tools, you don't need to find the size of the wrench you want in the garage or shed, your work progress will not be stagnant.Features:- Ratchet wrench set, in a variety of sizes, always have what you want- CR-V chrome vanadium steel geared steel body, strong and rust proof- Precision machined 72-tooth ratchet mechanism, only 5° required to rotate once- Corrosion resistant chrome plating- Equipped with storage box for easy storage and transportationPackage list:■1/2 Inch Drive 11 pcs:72 tooth ratchet wrench x 1Hexagon sleeve: 10mm 11mm 12mm 13mm 14mm 15mm 17mm 19mm 22mm 24mmStorage Box■1/2 Inch Drive 12 pcs:72 tooth ratchet wrench x 1125mm extension rod x 1Hexagon sleeve: 10mm 11mm 12mm 13mm 14mm 15mm 17mm 19mm 22mm 24mmStorage Box■1/2 Inch Drive 20 pcs:72 tooth ratchet wrench x 1Extension rod x 1Hexagon socket: 8mm 9mm 10mm 11mm 12mm 13mm 14mm 15mm 16mm 17mm 18mm 19mm 21mm 22mm 24mm 27mm 30mm 32mm