M3-0.5 x 10mm ISO 7380 Hex Drive Class 10.9 Zinc Finish Alloy Steel Button Socket Cap Screw / THREAD CLASS: 6G THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 9.71 MILLIMETERS MINIMUM AND 10.29 MILLIMETERS MAXIMUM FASTENER LENGTH: 9.71 MILLIMETERS MINIMUM AND 10.29 MILLIMETERS MAXIMUM HEAD STYLE: C32 PAN HEAD DIAMETER: 5.40 MILLIMETERS MINIMUM AND 5.70 MILLIMETERS MAXIMUM HEAD HEIGHT: 1.40 MILLIMETERS MINIMUM AND 1.65 MILLIMETERS MAXIMUM INTERNAL DRIVE STYLE: D5 HEXAGON NOMINAL THREAD DIAMETER: 3.0 MILLIMETERS WIDTH ACROSS FLATS: 2.020 MILLIMETERS MINIMUM AND 2.045 MILLIMETERS MAXIMUM THREAD PITCH IN MILLIMETERS: 0.5 SPECIAL FEATURES: CLASS 10.9 STEEL MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: M