Skip to content
Post a deal
+40°
🔩 Screws, bolts & fasteners

100Pcs Button Head Socket Cap Screws M3-0.5x30mm Alloy Steel Black

HarfingtonHarfingtonFrom the merchant's own product feed, re-read nightlyListed 10 hours ago

Our summary

Harfington offers a pack of 100 button head socket cap screws in M3-0.5x30mm, made from alloy steel with a black finish. At $0.099 per piece, this is roughly 3.1 times cheaper than the typical price for the category. The cost per unit is about 68% below the category median.

Cost / piece
$0.099/ piece

100 piece in this pack

You pay
$9.90
last seen on Harfington
confirm live price
See on Harfington · $9.90

The priciest screws, bolts & fasteners deal we track costs 62× more per piece.

Price & stock last checked

We re-check this price regularly. Get one email when it drops — no account needed.

We earn a commission when you buy through our links to this retailer. Prices unchanged for you. Details

Rank by cost per piece
4884 of 32,052
vs category median
−70%
70% below the screws, bolts & fasteners median ($0.33/piece across 32052 tracked) · cheapest right now: $0.007/piece

At $0.099/piece, 100Pcs Button Head Socket Cap Screws M3-0.5x30mm… 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 60 minutes 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$0.099
Most expensive$6.18

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

About this screws, bolts & fasteners listing

Is 100Pcs Button Head Socket Cap Screws M3-0.5x30mm… a good deal?

A genuinely good price — $0.099/piece against a screws, bolts & fasteners median of $0.33/piece, ranking 4884 of 32,052.

What does $0.099/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?

4,883 of the 32,052 screws, bolts & fasteners we track, which puts this one 4884th by cost per piece. The next cheapest is $0.099/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.

More screws, bolts & fasteners to compare

Ranked by real cost per piece