Package Includes: 13pcs multi-functional utility key kit contains 5 standard square opening keys for water tap faucet, 4 spanner keys (triangle and flat shapes, 2 sizes each), 2 4-way plumber keys, 2 handy screwdrivers, keyring. Reliable Material: water faucet key tool made of 40Cr steel 4-way sillcock key made of steel galvanized alloy square opening keys made of brass with multi-layer electroplating, acid resistant, waterproof and rust resistant. Practical Function: 4-way service cross key for toolbox doors, electrical cabinet doors and elevator cabinet valves spanner keys for drawers, glove boxes, electric cabinets, also serve as bottle opener square opening keys for faucet and radiator valve. Wide Application: suitable for electricity, water, gas valves, cabinets, elevators, thresholds, home bathrooms, kitchens, factories, outdoor gardens, public places. weight: 0.66 pounds.