Socket wrench set 40 pieces Bigstren CHROME-VANADIUM STEEL - each element is made of high-quality chrome-vanadium steel, which makes their strength very high and will serve you for many years. Chrome vanadium steel is resistant to corrosion, deformation and cracking. IN CASE - the set includes not only the wrench with ratchet, caps and accessories, everything is packaged in a convenient and safe case with embossed spaces for each element. Thanks to this the instrument is well protected when not in use. Characteristics EAN code:  5904665712047 Supplier code:  00019168 Material: carbon steel - chrome vanadium Number of elements in the set: 40 Packaging dimensions (length/width/height): 24.5 x 12.5 x 4 cm Elementi inclusi: 4mm / 4.5mm / 5.0mm / 5.5mm / 6mm / 6.5mm / 7mm / 7.5mm / 8mm / 9mm / 10mm / 11mm / 12mm / 13mm / 15mm / 16mm 5 / 32-3 / 16-7 / 32-1 / 4-9 / 32-5 / 16/11 / 32-3 / 8-13 / 32-7 / 16-15 / 32-1 / 2- 7 / 32-9 / 16 1 / 4-5 / 16-3 / 8