12mm-1.5 x 16mm x 79mm x 50mm Plain Class 12.9 Steel Coarse Thread Hex Socket Head Shoulder Screws

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Diameter: 12mmShoulder Length: 50mmOverall Length: 79mmMaterial: SteelFinish: PlainHead Style: Socket (8mm Hex)Thread Size: 1.75mm (Coarse)Thread Length: 18mmHardness: Class 12.9Ty pe: Shoulder BoltSpecifications: ISO 7379 Box of 2. A shoulder screw differs from machine screws in that the shank is ground to a precise diameter, known as the shoulder, and the threaded portion is smaller in diameter than the shoulder. Shoulder bolt specifications call out the shoulder diameter, shoulder length, and threaded diameter; the threaded length is fixed, based on the threaded diameter, and usually quite short. It is usually used for revolving joints in mechanisms and linkages; when used as a guide for the stripper plate in a die set its called a stripper bolt. Show more