100 Plus® 8 Pc Combination Screwdriver Set, Phillips®, Slotted, 1 4 in, 7 32 in, 5 16 in, 3 8 in no checkout Used to provide leverage on Used to provide leverage on hand operated valve wheels Permits a smooth snap hammer action to make opening and closing stubborn valves easy The special shaped opening in the wrench reduces the chance of slippage when working in overhead or crowded positions Camlock and locking bar draw together for virtually unbreakable connection Form fitted rubber jacket insulator protects against moisture Acetate handle stands up to heavy duty industrial use Precision cold formed Phillips® tips provide high torque performance Black oxide Phillips® tips provide corrosion resistance and precise fit Easy to clean handles Durable alloy steel blade withstands repeated use