Rebar | Reinforcing Bar

Buy mild steel rebar online in 8mm, 10mm, 12mm, 16mm, 20mm and 24mm diameters, cut to 500mm, 750mm, 1000mm, 1250mm, 1500mm or 2000mm lengths. Rebar (reinforcing bar) gives concrete the tensile strength it needs in foundations, footings, floor slabs, paths, driveways and retaining walls.

Sizes available

  • Diameters: 8, 10, 12, 16, 20 and 24mm
  • Lengths: 500mm, 750mm, 1000mm, 1250mm, 1500mm and 2000mm

Choosing the right size

Lighter diameters are commonly used for paths, slabs and small bases, while heavier diameters are used for footings, beams and retaining walls. Read our rebar size guide and always confirm the specification with a qualified structural professional.

Delivery

Dispatched within 1 working day. £6.99 tracked UK delivery for lengths up to 1250mm, or £14.99 for longer lengths. Delivery is free on orders of £60 or more (£100 or more if your order includes lengths over 1250mm). For bulk quantities contact us for a quote.

Related

See screed tripods for levelling concrete, round bar and the full mild steel range.

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Not sure which finish to choose?

We stock fasteners in three finishes to suit every application. BZP is ideal for indoor and sheltered use. HDG gives heavy-duty protection for outdoor, structural, and timber work. A4 Grade 316 Stainless is the right choice for marine, coastal, and chemical environments. Read our guide to pick the right finish for your project.

Read the finish guide
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Same-day dispatch — free delivery over £60

Orders placed before 2pm are dispatched the same working day via tracked courier. Free standard UK delivery on orders over £60. All fasteners are manufactured to DIN and ISO standards in Grade 4.8 and 8.8 steel — competitively priced for trade and domestic buyers, with no minimum order.

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