M10-1.5 x 40mm ISO 4762/DIN 912 Hex Drive A2-70 Stainless Steel Socket Cap Screw / HEAD STYLE: C1 HEXAGON HEAD DIAMETER: 15.73 MILLIMETERS NOMINAL KEY LENGTH: 39.5 MILLIMETERS NOMINAL HEAD HEIGHT: 9.64 MILLIMETERS NOMINAL NOMINAL THREAD DIAMETER: 1.5 MILLIMETERS PART NAME ASSIGNED BY CONTROLLING AGENCY: SCREW, CAP, SOCKET HEAD SPECIAL FEATURES: FINISH-PLAIN, THREAD-COARSE, GRADE A2-70 MATERIAL: STEEL OVERALL THREAD SERIES DESIGNATOR: ISO S