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With the Gedore 400 36X41 open ring spanner, you tackle demanding line fittings with total confidence. Designed to slip over hydraulic and brake pipe connections where closed ring spanners cannot fit, it gives you immediate access to stubborn fittings. The twelve-point UD-profile delivers even contact across 36 mm and 41 mm fasteners, allowing high torque transfer while preventing corner rounding. Built from chrome-plated vanadium steel with an overall length of 351 mm, it provides strong leverage and long-lasting corrosion resistance. This tool ensures you complete heavy-duty piping and maintenance jobs quickly and accurately.