410Pcs M2.5-0.45x4 to 20mm Button Head Socket Cap Screw Kit 304…
Our summary
Harfington 410-piece button head socket cap screw kit in 304 stainless steel, covering M2.5-0.45 thread sizes from 4 to 20 mm. Priced at $0.022 per piece, roughly 14 times below the typical cost for screws, bolts, and fasteners. A bulk assortment for metric fastening needs.
410 piece in this pack
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The priciest screws, bolts & fasteners deal we track costs 277× more per piece.
Price & stock last checked
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- Rank by cost per piece
- 197 of 32,052
- vs category median
- −93%
Cheaper per piece in screws, bolts & fasteners

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At $0.022/piece, 410Pcs M2.5-0.45x4 to 20mm Button Head Socket Cap… is a genuinely good price for screws, bolts & fasteners — the screws, bolts & fasteners we track range from $0.007 to $6.18/piece (median $0.33). This listing's price was last checked 8 hours ago.
| Cheapest screws, bolts & fasteners / piece | $0.007 |
| Median | $0.33 |
| This deal | $0.022 |
| Most expensive | $6.18 |
Timing tip: see the cheapest month to buy screws, bolts & fasteners.
Confirm the live price at the retailer before buying.
