We give you the Eastman Double Open End Spanner with Matte Finish, a mechanical hand tool utilized to produce torque to rotate objects, usually to tighten nuts and bolts. These Double Ended Open Jaw Spanners are made with quality Chrome-Vanadium Steel and are finished with Nickel Chrome for these hand tools to be corrosion resistant. This box is a pack of 12 pcs. The key features are: Every piece in this set is constructed with high-quality chrome vanadium steel, heat-treated to resist corrosion, so they'll last a long time, no matter how hard you use them. This set includes a range of differently-sized wrenches so that there is better access and a 15 offset for excellent finger and knuckle clearance, even in tight spaces. Eastman's tools are built with high-quality materials and ergonomically created, so they're comfortable in your hand no matter how long the job takes. Along with these features, we also designed it to be 100% waterproof, junk-free, and durable. A double-ended open Jaw spanner has a minimum load value much higher than average spanners.