16mm x 400mm MASONRY DRILL BIT
16mm x 400mm MASONRY DRILL BIT

16mm X 400mm Masonry Drill Bit

£4.99

Tax included

This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank. It fits most popular makes of electric and cordless drills.

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Description How to Use Warranty

Amtech F4250 – 16mm x 400mm Masonry Drill Bit with Fluted Shank

The Amtech F4250 is a tough and dependable 16mm x 400mm masonry drill bit, built to handle concrete, brick, and stone with ease. Featuring a heat-treated, zinc-plated finish and a fluted shank for efficient debris removal, it's ideal for deep drilling tasks. Designed to fit most electric and cordless drills, this versatile bit is a reliable choice for both DIYers and trade users who demand durability and performance on every job.

How to Use the Amtech F4250

1. Prepare your workspace and ensure materials are suitable.
2. Use the tool as described, applying steady pressure or motion as required.
3. Take advantage of features like: durable: this 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank and versatile: it fits most popular makes of electric and cordless drills.
4. Clean and store after use for long-lasting performance.

We work hard to make sure Amtech tools are reliable as well as affordable. However, if you have a problem with any product, we want to get your job up and running again as quickly as possible.

All our hand tools are backed by a three year product replacement warranty and our power tools range are covered for up to two years.

So if something develops a fault within the specified warranty period, we’ll replace it, subject to proof of purchase.

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Is This the Right Tool for You

Is This the Right Tool for You?

✅ DURABLE: This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank

✅ VERSATILE: It fits most popular makes of electric and cordless drills

✅ This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank

⚠️ May not be suitable for heavy-duty industrial use

⚠️ Always check compatibility with other tools or systems

How This Tool Makes Your Job Easier

How This Tool Makes Your Job Easier

🛠️ DURABLE: This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank

🔧 VERSATILE: It fits most popular makes of electric and cordless drills

💡 This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank.

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How We Compare

Feature ✅ 16mm X 400mm Masonry Drill Bit ❌ Other
Quality & Build ✅ DURABLE: This 16mm x 400mm masonry drill bit is zinc plated and heat treated with a fluted shank ❌ May lack durability or reliable performance
Usability ✅ VERSATILE: It fits most popular makes of electric and cordless drills ❌ Often limited in scope and more difficult to use
Value ✅ Built to meet everyday DIY needs with efficiency ❌ Typically underperform or wear faster
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Why Buy from Amtech?

🔧 Why Choose Amtech?

• Trusted Quality: Over 30 years of reliable performance.

• Everyday Practicality: Designed for real jobs – smart, durable, easy to use.

• Great Value: Professional results without the premium price tag.

• Ongoing Support: Straightforward warranties and UK-based after-care.

• 90-Day Free Returns: Just in case it’s not quite right for your project.

Frequently Asked Questions

You have questions, we have answers

What makes Amtech tools different from other brands?

Amtech stands out for its commitment to quality, affordability, and variety. We offer a wide range of high-quality, durable tools at budget-friendly prices, making us a go-to choice for both DIY enthusiasts and professionals.

How can I get assistance if I'm unsure which Amtech tool is right for my project?

Our customer service team is always ready to help. You can email us at support@amtechdiy.com or call on 0189 5435556. We can guide you in choosing the right tool for your specific project needs.

What’s your returns policy?

Somtimes a product might not be just right for your project, and that's why we offer 90-day free returns. Start a return from “My Account.” We’ll email a pre-paid Evri label—drop it at your nearest Evri point.

What warranty do you offer?

Rest assured, you're covered with our 3-Year No-Fuss Warranty on all Hand Tools, and a 2 Year No-Fuss Warranty on Power Tools. No registration needed - just keep your proof of purchase.



Can I buy Amtech locally?

Absolutely! We have thousands of great stockists acoss the UK - find your nearest one here.

Be sure to call ahead to check stock availability!

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