Expansion Bolt Set – Galvanized Carbon Steel, M4×20mm & Flower Spreader Nut
Product Details
Expansion Bolt Set – Galvanized Carbon Steel, M4×20mm & Flower Spreader Nut
Loose connections on important projects are a thing of the past. These sturdy expansion bolts with their unique flower spreader mechanism deliver reliable, long-lasting fastenings in wood, metal and plastic.
What You'll Love
- Reinforced Clamping Force — The flower spreader nut distributes the holding force over a larger area for a noticeably stronger grip than conventional screws
- Corrosion Resistant — Carbon steel with a zinc coating provides long-lasting rust protection for indoor and outdoor use
- Fast Installation — Perfectly suited to pneumatic tools and electric screwdrivers for effortless, time-saving assembly
- Universal Use — Secure fastening in a range of materials such as wood, metal and plastic
- Various Quantities — Available in packs of 20, 50 or 200 pieces depending on the size of your project
Specifications
- Material: Carbon steel with zinc coating
- Size: M4 x 20 mm
- Thread type: Metric thread
- Surface finish: Galvanised
- Application: Indoor and outdoor
What's Included
- Expansion bolt set (20 pieces)
Shipping & Returns
Free standard shipping on all orders.We accept returns within 30 days of delivery for items in original condition.
Frequently asked questions
Is shipping really free?
Yes — free on every order, no minimum spend and nothing added at checkout.
What if I don't like what I ordered?
You have 30 days from delivery to send it back. Email us and we'll set up the return.
How do I track my order?
Your order ships the next business day and we email you a tracking number. Enter it on our Track Your Order page to follow it.
Which payment methods can I use?
Visa, Mastercard, American Express, Maestro, Apple Pay, Google Pay and Shop Pay, all through an encrypted checkout.
Will I get a confirmation email?
Within a few minutes of ordering. If it isn't there, check your spam folder or write to us and we'll resend it.
Free shipping
Every order ships free, no minimum and no surprise fees at checkout.
30-day returns
Changed your mind? Send it back within 30 days of delivery.
Secure checkout
Card details are encrypted and never stored on our servers.
Fast support
Real answers from our team, usually within a few hours.