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Best floorboard screws from these amazon.co.uk listings

Updated: 21 October 2026

You have five boxes in one comparison and a search page that treats them as the same purchase. The best floorboard screws in this set means the listing that names the floor job, matches a measured board, and has a UK review file you can read. It does not mean a laboratory winner. Size, thread and price are on the [floorboard screws comparison](/hub/flooring/floorboard-screws). If you buy through our links, we may earn a commission at no extra cost to you. We scored the five listings on 19 October 2026 from the floor job, the star line, the review count, whether the card agrees with itself, and the price. We did not shear-test a head.

You have five boxes in one comparison and a search page that treats them as the same purchase.

Our top picks

On this page

What a top pick can mean here

Best here is a choice among these five listings, not every flooring screw on a trade counter. The top pick is the Ulti-Mate FB42050, 4.2 x 50 mm, editorial score 78: £9.99 for 200, 4.5 from 309 reviews, partially threaded, and the title says floorboard screws. The best value is the fischer Power-Fast II, 4.0 x 40 mm, editorial score 49, because £19.85 buys 1,200 screws, about 1.7p each. Keple’s 5.0 from one review, with no text, does not outrank 4.5 from 309, and the fischer 4.7 from four reviews does not either. A live check of the Ulti-Mate ASIN on 19 October 2026 showed a different shelf and a star line near 4.6 from about 180 reviews. This page uses £9.99 and 4.5 from 309, and it does not blend the two. Diameter and length rules stay on the buying guide.

The named 4.2 x 50 mm box

Open the Ulti-Mate 4.2 x 50 mm box (B0983NS7BX) for face-fixed 18 mm chipboard or softwood, where you want the only large review file. The length sits in the 45–50 mm band for 18 mm board and is short of 55–60 mm on 22 mm. The thread is partial, so the head can pull the board down. The drive is Phillips and square, and the listing claims a stick-fit bit in every box. Buyers report heads or shanks shearing, including one estimate of about 10 percent at the shank near the end of the drive. More than one review says the bit was missing, and one says the supplied bit snapped. Old dense pine wanted a pilot even though the bullets do not require one. Skip it for a 22 mm board when you want 55–60 mm, or when the head has to snap off under carpet.

The other four listings

The Ulti-Mate tongue box (B0FXM6D7TL) is £8.99 for 200 at 3.5 x 45 mm, partial thread, Torx, editorial score 51. A squeak line in the bullets is the listing, not a test. The chipboard or tongue-and-groove page is that split. The fischer box is best value only as a bulk chipboard screw, and the title does not say floorboard. Use it with a clearance hole on 18 mm chipboard. Keple (B0BHZ51CTM) is £18.99 for 250 at 3.9 x 58 mm, square drive, score 47, in the 55–60 mm band for 22 mm chipboard. The card says both fully and partially threaded, and both stainless and alloy steel, under yellow zinc. The AYNEFY kit (B0D464H8DV) is £23.33 for 50 screws and five tools, 2.9 from five reviews, score 25. Size and metal are not stated.

Who should skip which box

Skip the top pick if you will not pilot old pine and you drive fine heads with an impact driver. Skip the tongue box for face-fixed chipboard. Skip Keple if you need a review sentence or a metal you can name. Skip the kit if you may need the board up next year. None of these scores is a BS EN 14592 mark. If the joist is cut, rotten or bouncing, the next call is a joiner.

Common questions

Which kept box is the named floorboard screw?
The Ulti-Mate FB42050, ASIN B0983NS7BX, is titled as floorboard screws, 4.2 x 50 mm, 200 pieces, at £9.99. It is the top pick because of that job match and 309 reviews, not because a lab ranked the steel.
Is the cheapest box the tongue-and-groove screw?
Yes. The Ulti-Mate tongue-and-groove box is £8.99 for 200 screws at 3.5 x 45 mm. That is the lowest box price in the set, and it is a different product. Twelve reviews include sheared heads and chewed Torx bits.
Is 4.0 x 40 mm long enough for 22 mm chipboard?
No, not against the lengths used on this site. Twice 22 mm is 44 mm, which is already longer than 40 mm, and the practical buy is 55–60 mm. The fischer box is that 4.0 x 40 mm screw. Treat it as a bulk chipboard screw for 18 mm, with a clearance hole, not as a 22 mm flooring screw.
Can you trust 5.0 from one review?
You can trust it as one person’s star, and you cannot treat it as a sample. Keple’s listing is 5.0 from one review, and the listing has no review text, so there is nothing to read about heads, thread or fit. The Ulti-Mate floorboard screw is 4.5 from 309 reviews, including shear complaints.
Is the £23.33 kit a better screw?
It is a different product. The AYNEFY kit is 50 screws and five tools at £23.33, 2.9 from five reviews, and it does not state diameter or length. A review says the head is gone afterwards. The £9.99 Ulti-Mate box is 200 headed screws you can back out if the head survives. Pay £23.33 only when the carpet stays down and you accept that later access is gone.

Related pages

Sources

Public UK sources and amazon.co.uk listings, checked on 19 October 2026. Shelf prices and star lines are the figures in the display file. Aisle prices outside amazon.co.uk are context, not these shelf prices.

  1. NHBC Standards 6.4.19 Floor decking (retrieved 19 October 2026)
  2. NHBC Standards 2025 Chapter 6.4 (retrieved 19 October 2026)
  3. NICEIC on Voltimum: cables installed in walls and floors (retrieved 19 October 2026)
  4. UK Construction Blog: screws for chipboard flooring (retrieved 19 October 2026)
  5. Southern Timber: chipboard sheet materials (retrieved 19 October 2026)
  6. Wickes: flooring screws (retrieved 19 October 2026)
  7. BSI BS EN 14592:2022 timber fasteners (retrieved 19 October 2026)
  8. ToolStore UK: how to fix squeaky floorboards (retrieved 19 October 2026)