IKEA Screw Sizes: What You Need to Know

Hamilton Jul 01, 2026

Ever wondered what size screws IKEA uses for their furniture? With a vast range of products, it's essential to know the right screw size to ensure a perfect fit and a sturdy final product. Let's delve into the world of IKEA screws and explore the most common sizes you'll encounter.

the chart shows how many different types of screws are used
the chart shows how many different types of screws are used

IKEA uses a standard set of screw sizes for their furniture, primarily focusing on metric sizes. This ensures consistency across their products and makes it easier for customers to find replacements if needed. Let's break down the most common sizes you'll come across.

Wood Screw Size Chart: 12 Essential Sizes for Trim, Hinges, Jigs
Wood Screw Size Chart: 12 Essential Sizes for Trim, Hinges, Jigs

Common Screw Sizes at IKEA

IKEA predominantly uses the following metric sizes for their furniture:

105236 X12 - Replacement for IKEA Hex Head Screw for Hemnes MALM SLAKT
105236 X12 - Replacement for IKEA Hex Head Screw for Hemnes MALM SLAKT

  • M3 x 6mm
  • M4 x 6mm
  • M4 x 12mm
  • M5 x 8mm
  • M5 x 12mm
  • M6 x 12mm

M3 Screws

Not sure which screw size you need? To assist you in making the right choice for your project,
Not sure which screw size you need? To assist you in making the right choice for your project,

M3 screws are the smallest commonly used at IKEA. They are typically 6mm long and are used for light-duty applications, such as attaching small panels or decorative elements.

You'll find M3 screws in products like:

  • Lack side tables
  • Malm dressers (for drawer dividers)
  • Bestå TV benches (for cable management covers)
IKEA Furniture Screw PF6S - Metric Head Cap Screw | M6 x 1.0 | Set of 12 (158998)
IKEA Furniture Screw PF6S - Metric Head Cap Screw | M6 x 1.0 | Set of 12 (158998)

M4 Screws

M4 screws are slightly larger than M3 and come in two lengths: 6mm and 12mm. The shorter M4 x 6mm screws are used for attaching thin panels or lightweight components, while the longer M4 x 12mm screws are used for more robust connections.

Some IKEA products that use M4 screws include:

the measurements of an ikea sekton utrusta hinges
the measurements of an ikea sekton utrusta hinges
  • Billy bookcases (for shelf supports)
  • Hemnes wardrobes (for internal shelves)
  • Kallax storage units (for internal dividers)

Longer Screws for Sturdy Connections

the screw length chart for different types of screws
the screw length chart for different types of screws
124129 X 2 IKEA Threaded Pin / Screws / Bolts for Ikea Sofas, M8
124129 X 2 IKEA Threaded Pin / Screws / Bolts for Ikea Sofas, M8
A super detailed guide to the different types of screws available and what they are used for
A super detailed guide to the different types of screws available and what they are used for
a screw is attached to the side of a piece of wood and labeled with instructions
a screw is attached to the side of a piece of wood and labeled with instructions
19 Things You’ll Totally Understand If You’re Slightly Obsessed With Ikea
19 Things You’ll Totally Understand If You’re Slightly Obsessed With Ikea
6 Screw Heads Every DIYer Should Know
6 Screw Heads Every DIYer Should Know
Binder Posts | Barrel Nuts | Chicago Screws | Jay-Cee Sales & Rivet, Inc.
Binder Posts | Barrel Nuts | Chicago Screws | Jay-Cee Sales & Rivet, Inc.
Types of Screws: A Complete Beginner's Guide - Making Manzanita
Types of Screws: A Complete Beginner's Guide - Making Manzanita
the wood screw size chart for this table is shown in black and white, with red numbers
the wood screw size chart for this table is shown in black and white, with red numbers
different types of screws are shown in black and white, with the words types of screws above them
different types of screws are shown in black and white, with the words types of screws above them
The Only Screw Size Guide You Need (Screw Size Chart Inside) | DK Hardware
The Only Screw Size Guide You Need (Screw Size Chart Inside) | DK Hardware
Which wood screw for which use?
Which wood screw for which use?
Hardware Kit for Ikea Kallax 1x4 Shelves - Screws (104321) Dowels (118331), Cams, Size:16-1/2 in x 57-7/8 in, Black
Hardware Kit for Ikea Kallax 1x4 Shelves - Screws (104321) Dowels (118331), Cams, Size:16-1/2 in x 57-7/8 in, Black
6x Ikea Drawer Back Fitting W/ Screw / Support, Assorted Colors Part 110678
6x Ikea Drawer Back Fitting W/ Screw / Support, Assorted Colors Part 110678

For more robust connections, IKEA uses longer screws with larger diameters. These screws are used for assembling the main structure of furniture pieces and ensuring their stability.

Let's explore the most common longer screws used by IKEA.

M5 Screws

M5 screws are 8mm or 12mm long and are used for assembling the main structure of furniture. They provide a strong connection and help ensure the stability of your IKEA furniture.

You'll find M5 screws in products like:

  • PAX wardrobes (for assembling the frame)
  • STORÅ kitchen cabinets (for assembling the carcass)
  • LACK tables (for assembling the legs)

M6 Screws

The largest screws commonly used by IKEA are M6 x 12mm. These screws are used for heavy-duty applications, such as assembling the main structure of large furniture pieces or attaching heavy components.

Some IKEA products that use M6 screws include:

  • BESTÅ TV stands (for assembling the frame)
  • EXPEDIT (now KALLAX) storage units (for assembling the main structure)
  • HUTTSTÄLLE garden storage boxes (for assembling the base)

Now that you're familiar with the most common screw sizes used by IKEA, you'll be well-equipped to tackle any furniture assembly or repair tasks that come your way. Happy building!