M3 x 5mm 5.3mm OD Brass Threaded Insert Embedded Knurled Thumb Nut…
Our summary
uxcell M3 x 5mm brass threaded inserts with 5.3mm OD, sold as a pack of 500 pieces. Each insert costs $0.039, which is roughly 8 times cheaper than the typical price for the category. These knurled thumb nuts are designed for embedding into materials.
500 piece in this pack
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The priciest screws, bolts & fasteners deal we track costs 159× more per piece.
Price & stock last checked
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- Rank by cost per piece
- 816 of 32,052
- vs category median
- −88%
Cheaper per piece in screws, bolts & fasteners

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At $0.039/piece, M3 x 5mm 5.3mm OD Brass Threaded Insert Embedded… 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 3 hours ago.
| Cheapest screws, bolts & fasteners / piece | $0.007 |
| Median | $0.33 |
| This deal | $0.039 |
| Most expensive | $6.18 |
Timing tip: see the cheapest month to buy screws, bolts & fasteners.
About this screws, bolts & fasteners listing
Is M3 x 5mm 5.3mm OD Brass Threaded Insert Embedded… a good deal?
A genuinely good price — $0.039/piece against a screws, bolts & fasteners median of $0.33/piece, ranking 816 of 32,052.
What does $0.039/piece mean?
It's the real cost per piece — the price divided by the pieces in the pack (500 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?
815 of the 32,052 screws, bolts & fasteners we track, which puts this one 816th by cost per piece. The next cheapest is $0.039/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.
