Open end wrench, 10 x 12 mm, CrV, phosphated, GOST 2839 SIBRTEH
Categories: Open end wrenches
Made of chrome-vanadium steel of 40ХФА grade. Hardness: 42-47 HRc. Complies with GOST requirements 2839. The wrenches are made by hot forging method with subsequent heat treatment (annealing, quenching and drawing-back); they have phosphated plating to protect the tool against corrosion. They are designed for works with all types of hexagonal fixtures.