M4-0.7 x 16mm DIN 7500C Type Z Drive Pan Head Zinc Finish Steel Trilobular Thread Rolling Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 16.0 MILLIMETERS NOMINAL FASTENER LENGTH: 16.0 MILLIMETERS NOMINAL HEAD STYLE: C32 PAN INTERNAL DRIVE STYLE: D1 CROSS RECESS TYPE 1 NOMINAL THREAD DIAMETER: 4.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 0.7 PART NAME ASSIGNED BY CONTROLLING AGENCY: PAN HEAD SCREW SPECIAL FEATURES: TRILOBULAR THREAD ROLLING SCREW MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: M