<h3>Key features</h3><ul> <li>Product name:Hex Socket Head Cap Screws Bolts Nuts Kit,According with standardized metric system；</li> <li>Specifications and models270PCS M2 x 6mm/8mm/10mm/12mm/16mm/20mm;270PCS M3 x 6mm/8mm/10mm/12mm/16mm/20mm</li> <li>Good- quality materialMade of 12.9 grade alloy steel and galvanized surface, corrosion resistance and oxidation resistance, suitable for long-term use；</li> <li>Product featuresZinc plating on the surface is oil-free, with good antirust performance and no fading;The screws are packed in plastic boxes, which is convenient for storage and use;</li> <li>Wide ApplicationThis screw is widely used and suitable for DIY,3D printing, automotive, furniture repair,and shop use..This kit has many sizes to meet all kinds of needs；</li> </ul><p>Free shipping included. 30-day hassle-free returns.</p>