Home Repair Guide
Home Repair Guide
Choosing Fasteners for Common Repairs
Understand when to use screws, bolts, anchors, nuts, and washers for stronger and more reliable home repair projects.
Choose by material and load
Fasteners may look simple, but choosing the right type matters. A screw that works well in timber may not be appropriate for masonry, and a wall fixing designed for a light fitting may not suit a heavier installation.
Before selecting a fastener, consider the material, the load, the environment, and whether the connection needs to be permanent or removable.
Know What Each Fastener Does
Screws for Everyday Assembly
Screws are among the most common fasteners used in home repair. They are practical for timber, hardware installation, brackets, hinges, fixtures, and many general repair tasks.
The important part is choosing a screw designed for the material being joined. The screw diameter and length also matter. It should be long enough to create a secure connection without extending unnecessarily through the material or damaging anything behind it.
Whenever a manufacturer specifies a particular screw type or size for a product, follow those instructions.
Bolts for Stronger Mechanical Connections
Bolts are useful when two parts need to be clamped together securely and access is available on both sides of the connection.
They are commonly paired with nuts and washers. Unlike many screws, bolts typically rely on the nut to create the clamping force.
For furniture, workshop assemblies, metal brackets, and removable connections, bolts can provide a strong and serviceable fastening method.
Nuts Complete the Connection
Nuts are selected to match the bolt thread. The correct thread size and type must match exactly.
A nut that appears to fit but uses a different thread can damage the bolt or fail to tighten correctly.
When working on an existing assembly, identify the bolt before replacing the nut.
Washers Help Distribute Pressure
A washer sits between a nut or bolt head and the surface being fastened.
Its larger surface area helps distribute clamping pressure and can reduce marking or damage to softer materials.
Washers are especially useful when the hole is slightly larger than the fastener head or when the surface needs additional support.
03 / WALL FIXINGS
Anchors for Hollow or Masonry Surfaces
When a screw cannot fasten directly into a solid structural material, an anchor may be required.
Wall anchors are available for different wall types and load requirements. The correct anchor depends on the wall construction, fastener size, and intended load.
Always use the drill bit diameter recommended for the anchor. A hole that is too large may prevent the anchor from gripping correctly, while a hole that is too small can damage it during installation.
For heavier installations or safety-critical work, follow the fixture and anchor manufacturer's stated load and installation requirements.
Match the Fastener to the Environment
Fasteners exposed to moisture or outdoor conditions require additional consideration.
Corrosion can weaken hardware over time, so use fasteners suitable for the environment and the materials being joined. Indoor dry-area hardware and exterior hardware are not always interchangeable.
Also consider material compatibility when fastening metal components together.
04 / PRACTICAL SELECTION
A Secure Repair Starts With the Right Match
The fastener needs to suit both what it is holding and what material is supporting it.
Before reaching for a screw, bolt, washer, nut, or anchor, identify the connection and the conditions around it.
There is no single fastener for every repair. Matching the hardware to the application helps create a cleaner installation and a more dependable result.
Common Problems
Avoid Common Fastening Mistakes
Many fastening problems come from a few simple selection or installation mistakes.
- Using a fastener that is too short.
- Using the wrong anchor for the wall material.
- Drilling the wrong pilot-hole diameter.
- Overtightening and damaging the material.
- Mixing incompatible thread sizes.
- Omitting washers where load distribution is needed.
- Using indoor hardware in exposed conditions.
Selection Checklist
Choose by Material, Load, and Purpose
Before fastening anything, identify these five points so the hardware matches the repair.
- The materials being joined.
- The expected load.
- Whether the connection is indoors or exposed to moisture.
- Whether it needs to be removable.
- Whether the manufacturer specifies a particular fastener.
Organize fasteners by type and size rather than mixing them in one container. Clear labeling makes it easier to match screws, bolts, nuts, washers, and anchors correctly when a repair begins.
Find the Right Hardware for the Job
Explore fasteners, workshop tools, measuring equipment, and practical home repair essentials for everyday projects.