Ratchet Wrench Head 3/8" Square Drive 10mm Heavy Duty for Electric Cordless Ratchet Wrench Industrial Grade Tool set You could adjust the ratchet direction freely according to your demand in working, making your work or repair easier and quicker Heavy Duty Ratchet Wrench has high hardness, outstanding toughness, excellent wearability, and fine Ratchet wrench has the function of quick releasing, and you can even operate it with one hand, very convenient to use Sockets Wrench Head can be ideally used for home, garage workshop, metal/woodworkers, builders, car mechanics, hobbyists, etc Excellent selection of materials, durable, surface rust-free treatment, rust-free and anti-corrosion, long service life size:3/8 inch Material:alloy colour:black Package Contents: 1 * Sockets Wrench Head Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.