100Pcs M4(D) Button Head Socket Cap Screw Kit 16/18/20/25/30mm(L)…

Name: 100Pcs M4(D) Button Head Socket Cap Screw Kit 16/18/20/25/30mm(L) w/ S2.5 Wrench
Brand: Harfington
Price: 11.33 USD
Availability: InStock

HarfingtonHarfingtonFrom the merchant's own product feed, re-read nightlyListed 8 hours ago

Our summary

Harfington M4(D) button head socket cap screw kit, a pack of 100 pieces in lengths 16, 18, 20, 25, and 30mm, with an S2.5 wrench included. At $0.113 per piece, this is roughly 64% below the typical price for the category. A straightforward hardware option for fastening tasks.

Cost / piece

$0.11/ piece

100 piece in this pack

You pay

$11.33

last seen on Harfington
confirm live price

See on Harfington · $11.33

The priciest screws, bolts & fasteners deal we track costs 55× more per piece.

Price & stock last checked 1 hour ago (Aug 23, 2026)

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Rank by cost per piece: 5710 of 32,052
vs category median: −65%

65% below the screws, bolts & fasteners median ($0.33/piece across 32052 tracked) · cheapest right now: $0.007/piece

At $0.11/piece, 100Pcs M4(D) Button Head Socket Cap Screw Kit… 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 1 hour ago.

Where this deal sits in screws, bolts & fasteners by cost per piece
Cheapest screws, bolts & fasteners / piece	$0.007
Median	$0.33
This deal	$0.11
Most expensive	$6.18

Timing tip: see the cheapest month to buy screws, bolts & fasteners.

About this screws, bolts & fasteners listing

Is 100Pcs M4(D) Button Head Socket Cap Screw Kit… a good deal?

A genuinely good price — $0.11/piece against a screws, bolts & fasteners median of $0.33/piece, ranking 5710 of 32,052.

What does $0.11/piece mean?

It's the real cost per piece — the price divided by the pieces in the pack (100 piece). Comparing per piece lets a big pack and a small one line up on the same scale, so you see true value instead of sticker price.

How many screws, bolts & fasteners are cheaper per piece?

5,709 of the 32,052 screws, bolts & fasteners we track, which puts this one 5710th by cost per piece. The next cheapest is $0.11/piece.

What should I pay for screws, bolts & fasteners?

Across 32,052 tracked screws, bolts & fasteners, under $0.14/piece is a genuinely good price, around $0.33/piece is typical, and above $0.64/piece you are paying over the odds.

Confirm the live price at the retailer before buying.