Caja surtida - Pernos - 610 pernos hexagonales internos de cabeza redonda M3, acero aleado de alta resistencia grado 14.9

Note: Check the size before purchase. Head type: Round head; Drive type: Internal hexagon; Size: M3 Internal hexagon Screw/Bolt combination. What you receive: The M3 screw set contains 11 of the most commonly used M3 round-head hexagon screws, as well as matching washers. Made of durable, heat-treated hardened Grade 14.9 alloy steel, with an improved tensile strength of 1.45 to 1.49 GPA and 47.7% higher fatigue strength than lower grades. Featuring robust and durable properties. Application: This screw is ideal for the electrical connection of household and commercial appliances, cars, and ships, where the power supply has a screw/bolt connection.