M4-0.7 x 20mm ISO 1580 Slotted Drive Pan Head Grade A2 Stainless Steel Machine Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 20.0 MILLIMETERS NOMINAL FASTENER LENGTH: 20.0 MILLIMETERS NOMINAL HEAD STYLE: A24 PAN NO. 2 INTERNAL DRIVE STYLE: B10 SLOT END ITEM IDENTIFICATION: 2355-01-560-2306 MINE DETECTOR SYSTEM, VEHICLE MOUNTED NOMINAL THREAD DIAMETER: 4.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 0.7 PART NAME ASSIGNED BY CONTROLLING AGENCY: PAN HEAD SLOTTED MACHINE SCREW SCREW MATERIAL: STEEL CORROSION RESISTING THREAD SERIES DESIGNATOR: M