40Pcs Button Head Socket Cap Screws 5/16"-18x3/4" Alloy Steel Black

Name: 40Pcs Button Head Socket Cap Screws 5/16"-18x3/4" Alloy Steel Black
Brand: Harfington
Price: 15.92 USD
Availability: InStock

HarfingtonHarfingtonFrom the merchant's own product feed, re-read nightlyListed 12 hours ago

Our summary

Harfington offers a pack of 40 button head socket cap screws, sized 5/16"-18x3/4", made from alloy steel with a black finish. The cost is $0.398 per piece, which is roughly 28% above the typical price for the category. This pricing reflects a premium for the specific size and material.

Cost / piece

$0.40/ piece

40 piece in this pack

You pay

$15.92

last seen on Harfington
confirm live price

See on Harfington · $15.92

21% above the screws, bolts & fasteners median. Cheapest is $0.007/piece →

Price & stock last checked 7 hours ago (Aug 23, 2026)

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Rank by cost per piece: 18368 of 32,052
vs category median: +21%

21% above the screws, bolts & fasteners median ($0.33/piece across 32052 tracked) · cheapest right now: $0.007/piece

At $0.40/piece, 40Pcs Button Head Socket Cap Screws 5/16"-18x3/4"… is about typical 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 7 hours 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	$0.40
Most expensive	$6.18

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

About this screws, bolts & fasteners listing

Is 40Pcs Button Head Socket Cap Screws 5/16"-18x3/4"… a good deal?

About typical — $0.40/piece against a screws, bolts & fasteners median of $0.33/piece, ranking 18368 of 32,052.

What does $0.40/piece mean?

It's the real cost per piece — the price divided by the pieces in the pack (40 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?

18,367 of the 32,052 screws, bolts & fasteners we track, which puts this one 18368th by cost per piece. The next cheapest is $0.40/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.