4 X 3MMPan Head, Phillips DriveUse with nuts or pre-threaded holes of the same diameter & thread sizeOften used in machinery & appliancesNuts and washers not includedThread Type: Coarse, Thread Class: 6G, Point Style: BluntSpecification(s) Met: DIN 7985.4 X 3MM A2-70 Stainless Steel 10PK They are frequently used in machinery and appliances.