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SKU:20175081
5/16-18 Hex Nut ● Product: - 5/16-18 - Material: 45# steel - Surface treatment: blackening - Main Color: black ● Package: - 5/16-18 ------------------------ 40pcs ● Description: - Heavy nut, made of high quality 45# steel, is blackened to prevent rusting, and durable. - Conjunction with a mating bolt to fasten two or more parts together. - Hex nuts are six sided making them easy to tighten with a wrench or socket. - Be sure not to strip your nuts by over tightening. - Widely used in furniture, medical equipment, vehicles, sheet metal, and aircraft, etc.
1.5/16-18 heavy hex nut, hex drive nuts, UNC nuts fasteners.
2.Material 45# steel, blackening ; Colour black.
3.Size 5/16-18 thread pitch 18, screw hole size 5/16''.
4.Contains 40 pieces.
5.Use widely used in industrial machine, deck and fence building, etc.
Packaged in plastic bag in plastic box. Heavy duty with black residue. They seem like they should perform well and as expected.