| FASTENER LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM |
| HARDNESS RATING | 80.0 ROCKWELL B NOMINAL OVERALL |
| HEAD STYLE | HEADLESS (SETSCREW) |
| INTERNAL DRIVE STYLE | HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEXAGON SOCKET SET SCREWS WITH CUP POINT;18-8 STAINLESS STEEL CUP-POINT SET SCREW |
| MATERIAL | STEEL PROPERTY CLASS 18.8 OVERALL |
| NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| POINT DIAMETER | 4.0 MILLIMETERS NOMINAL |
| POINT STYLE | CUP |
| SPECIFICATION/STANDARD DATA | I9008-ISO 4029 NATIONAL STD/SPEC |
| WIDTH ACROSS FLATS | 2.0 MILLIMETERS NOMINAL |
| THREAD CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM |
| THREAD SERIES DESIGNATOR | M |
| THREAD PITCH IN MILLIMETERS | 0.7 |