Best Cap Nuts Deals Online in the UK (24 Deals Found)

Last Updated - 23/09/2026 Sort By:

Best Choice
ANVINKU

New
180PCS Acorn Dome Cap Nuts ANVINKU, Stainless Steel Dome Nuts
Package Content: 180PCS acorn dome cap nuts in 7 sizes, M3 x 60PCS dome nuts, M4 x 40PCS dome nuts, M5 x 30PCS dome nuts

£9.99
Best Value
QANCEN

New
QANCEN 10 Pcs M5 Nuts,Dome Cap Nuts,304 A2 Stainless Steel DIN 1587
High Quality Material:The dome nut cover is made of 304 stainless steel. Hexagonal dome nuts have a smooth surface with

£3.79
New
M2 M3 M4 FURNITURE CONNECTOR BOLTS & CAP NUTS JOINT UNIT A2 304 STAINLESS STEEL
M2 M3 M4 FURNITURE CONNECTOR BOLTS & CAP NUTS JOINT UNIT A2 304 STAINLESS STEEL

£30.95
BACSHBY

New
BACSHBY 10 Pcs M8 Dome Cap Nuts, Stainless Steel 304 Acorn Dome Head, DIN 1587 Thread Hex Cap Nuts for Industry, Furnitu
High Quality Material: Our dome nuts are made of durable stainless steel A2 V2A, known for its high strength, corrosion

£4.99
New
Black A2 Stainless Steel Hexagon Full Or Dome Cap Cover/Nyloc Nuts Metric Sizes
Material - A2 Stainless steel (For increased corrosion resistance).

£24.98
Uadme

New
Uadme 70Pcs Black Nylon Acorn Cap Nuts, M3-M10
【High Quality Material】: These dome cap nuts are made of high-quality nylon material, high strength, corrosion-resistant

£7.99
BACSHBY

New
BACSHBY 20 Pcs M4 Dome Cap Nuts, Stainless Steel 304 Acorn Dome Head, DIN 1587 Thread Hex Cap Nuts for Industry, Furnitu
High Quality Material: Our dome nuts are made of durable stainless steel A2 V2A, known for its high strength, corrosion

£3.69
New
M6 10mm Nut Caps Protection Covers bolt protectors caps Black uk made
brand new m6 nut caps for nuts and bolts , made from strong black plastic ( uk made ) for hexagon heads and where a 10mm

£5.44
YITYDaMai

New
165 Pcs Acorn Dome Cap Nuts, Stainless Steel Hex Cap Nuts Kit
Premium Material: Our assorted dome cap nuts are made of premium stainless steel material, which has high strength and g

£9.99
New
Sleeve Nuts M2-M4 Flat Head Hexagon Socket Furniture Cap Stainless Steel A2 304

£46.80
QANCEN

New
QANCEN 10 Pcs M6 Nuts,Dome Cap Nuts,304 A2 Stainless Steel DIN 1587
High Quality Material:The dome nut cover is made of 304 stainless steel. Hexagonal dome nuts have a smooth surface with

£3.99
Nadinsta

New
Nadinsta 146pcs Acorn Thread Hex Cap Head Nuts Assortment Kit, Dome Cap Nuts, M3/M4/M5/M6/M8/M10/M12 Carbon Steel Acorn
【7 Different Sizes of Metric Acorn Thread Hex Cap】You will receive 50pcs M3, 40pcs M4, 20pcs M5, 20pcs M6, 10pcs M8, 4pc

£7.59 £7.99
New
Dome Nuts Stainless Steel Acorn Hex Domed Cover Cap Nuts Bolts M3 M4 M5 M6 ~ M24
Sizes:M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24.

£27.84
ywchoshe

New
220 Pcs Black Hex Screw Caps - Plastic Dome Covers for M3-M10 Bolts & Nuts
Durable Material: black screw caps are made of high-quality plastic, corrosion-resistant, rust-proof, high-strength, wea

£8.99
New
HEX Dome Nuts A2 Stainless Steel ACORN DOMED CAP NUT M3 - M8 M10 M12 M14 M16 M20
M14 2.0mm 22mm.

£2.79
BUNTOR

New
175PCS Screw Bolt Covers Caps, BUNTOR Plastic Hex Head Dome Bolt Caps
175PCS Screws Bolt Covers Caps: You will receive 6 sizes of plastic screw caps, 50PCS M3 bolt covers, 40PCS M4 bolt cove

£8.59
New
M8 13mm Nut Caps Protection Covers bolt protectors caps Black uk made
brand new m8 nut caps for nuts and bolts , made from strong black plastic ( uk made ) for hexagon heads and where a 13mm

£5.44
New
A2 Stainless Steel Dome Nuts Hex Acorn Cap Nut DIN 1587 Fasteners
Achieve a flawless, professional finish on your projects.

£28.68
New
Fine Pitch Thread Dome Cap Nuts Hex Domed Nuts A2 Stainless M8 M10 M12 M14M16M20
Size：M6 M8 M10 M14 M16 M20.

£32.14
New
M6 Dome Acorn Cap Nuts DIN 1587 Zinc Plated Steel 1.0mm Thread Pitch Pack 5–100
Standard: DIN 1587.

£11.92
New
Fine Pitch Thread Dome Cap Nuts Hex Domed Nuts A2 Stainless M8 M10 M12 M14M16M20
Size：M6 M8 M10 M14 M16 M20.

£31.10 £32.74
New
Dome UNC Head Cap Nuts 1/4" 3/8" 5/16" 10# Hex Domed Nuts A2 Stainless Steel
Material: A2 304 Stainless Steel.

£35.20
New
M2 M3 M4 FURNITURE CONNECTOR BOLTS & CAP NUTS JOINT UNIT A2 304 STAINLESS STEEL

£27.41
New
M5 Sleeve Nuts Flat Head Socket Cap Nut Furniture Connector A2 Stainless Steel
Material: A2 304 Stainless Steel.

£44.82

24 Cap Nuts deals are available from: Amazon, eBay stores, starting from £2.79.
The biggest discount we found is 5% on Fine Pitch Thread Dome Cap Nuts Hex Domed Nuts A2 Stainless M8 M10 M12 M14M16M20 at eBay.
The lowest price we found is £2.79 while the highest is £46.80.
Prices for the best Cap Nuts deals average at £17.71.
Last updated on September 23, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Cap Nuts.