The screw head is designed to fit a ratchet or spanner torque wrenches allowing you to tighten the screw to your exact specifications. hex head cap screws are typically used to create a bolted joint, in which a threaded shaft exactly fits a corresponding tapped hole or nut. grade 2 screws tend to be used in construction for joining wood components.
Choose from our selection of din 933 cap screws, including over 950 products in a wide range of styles and sizes. in stock and ready to ship. ... grade/class; class 8.8: class 10.9: class 12.9: head width. head width; 5.5 mm: 7mm: 8mm: 10mm: 11 mm: 13mm: 16 mm: 17mm: 18 mm: 19mm: 22 mm: ... these class 8. 8 steel screws are suitable for ...
Railway track bolt with nuts and washer wholesale. a head with no markings is grade 2, one with 3 lines spaced 120 degrees is grade 5, and 6 lines spaced at 60 degree intervals is grade 8. nuts are marked in several different ways—see identification marks for hex and heavy hex nuts below. for other grade and property class specifics, look at these reference charts… hex cap screw specifications
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