Made of high quality 304 stainless steel. They have a high degree of oxidation resistance, rust resistance and corrosion resistance, which can ensure long-term use.
Head Diameter: 9.8mm; Head Height: 4.1mm; Drive Type: Allen Hex Socket 3mm;
Package Included: M5 x 20mm(10PCS), M5 x 25mm(10PCS), M5 x 30mm(10PCS), M5 x 35mm(10PCS), M5 x 40mm(10PCS); Total: 50PCS.
High customer satisfaction, if you are not satisfied with the product, you can always send us an email, provide you with satisfactory service in the first time, you can also get a full refund, please rest assured to buy.