Complies with DIN 3124 and DIN 31201/4" square drive (6.3 mm)Made of high-quality chromium-vanadium steel for especially high longevitymatt chrome platedHexagonal wrench width 10 mmThe Brilliant TOOLS hexagonal socket BT020938 is manufactured according to DIN 3124. The short metric insert has a 1/4" (6.3 mm) square drive, which was manufactured according to DIN 3120. The wrench width is 10 mm. The hexagonal socket has a total length of 25 mm. The surface is matt chrome plated on the drive side and the inner hexagonal side, which is separated by a longitudinal knurled.OUR QUALITY: BrilliantOUR PRICES: SmartEvery tool contains more than a quarter of a century of experience from our experts. This uncompromising quality, professional tools with the highest quality for the hard working day, is one of the recipe for success for us. We do not have a large sales structure and extravagant marketing activities and can therefore offer you the products at a sensational price/performance ratio. Sav