ITEM NAME:19x21mm Double Headed Metric Open End Wrenches for Oil Pipe Tubing Spanner Description: Heavy duty chrome-vanadium steel material, high hardness, good toughness, durable and long service time. Curved angle great for in hard to reach, confined space applications. Polished and chrome coated, anti-rusting, double open end wrench, Both SAE and metric sizes. Perfect for brake, steering and refrigeration lines, for mountain bike suspensions and other bicycle repairs. Portable DIY hand tools for car, garage, home. Simplify the removal and repair of air.Size: 19x21mm (3/4 in x 13/16 in). Simplify the removal and repair of air conditioning, fuel, and transmission parts. 1 Piece Double Open End Oil Tubing Wrench. Curved angle great for in hard to reach, confined space applications.