M8 X 70 Socket Button Self Colour 10.9 High Tensile DIN9427 PK10
Big Bear Bolts
£3.18
10.9 bolts and screws DIN9427 have a minimum tensile strength of 1040 MPa for all sizes. Property Class 10.9 bolts are considered high-strength parts . Button Head Socket Cap Screws are threaded fasteners with a rounded head and a recessed hexagon drive . Button Socket Heads are turned with a hexagon shaped key and are able to be tightened to much higher torque specifications than a slotted or cross recessed drive machine screws. Grade 10.9 is a high tensile bolt . These are made up of carbon steels and low boron steels. The material is heat treated by quenched and tempered methods.
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