A useful assortment of hex. head metric bolts, suitable for a wide range of DIY uses around the home & garage.. 4.8 grade tensile steel, chemically blackened for increased corrosion resistance.. Contents include: 10pc M4 x 0.7mm 20mm bolts; 10pc M4 x 0.7mm 12mm bolts; 20 x nuts ; 20 x spring washers. 10pc M5 x 0.8mm 25mm bolts; 10pc M5 x 1.0mm 16mm bolts; 20 x nuts ; 20 x spring washers. 10pc M6 x 1.0mm 20mm bolts; 10pc M6 x 1.0mm 30mm bolts; 20 x nuts ; 20 x spring washers. 5pc M8 x 1.25mm 25mm bolts; 5pc M8 x 1.25mm  40mm bolts; 10 x nuts ; 10 x spring washers. 5pc M10 x 1.5mm 16mm bolts; 5pc M10 x 1.5mm 40mm bolts; 10 x nuts ; 10 x spring washers. 1 x Plastic storage case.