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With our TCT core drill bits, you can completely transform your drilling experience, guaranteeing excellence in concrete drilling. The thick wall construction of these robust tools means that they can cut through even the toughest concrete surfaces. This is also down to the fact that they’re reinforced with brazed tungsten carbide teeth. So, learn more about our TCT core drill bits below.

The Unmatched Versatility of Our Core Drill and Bits 

If you’re looking for something that’s compatible with the majority of electric rotary hammers, including SDS Plus and SDS Max, then our drill bits are for you. With these bits, it’s easier than ever to ensure a seamless integration with your existing equipment. From seasoned professionals to DIY enthusiasts, TCT core drill bits can be used by anyone and everyone to drill clean and precise holes in concrete, brick, and aerated blocks.

The Features of Our Core Drill Sets 

Tungsten carbide teeth – Our TCT core drill bits are made from precision-engineered tungsten carbide teeth, meaning they provide unmatched durability and cutting performance, resulting in consistent results every time.

Thick wall construction – These core drill bits are designed to withstand the rigours of heavy-duty drilling, thanks to their robust thick wall construction. This results in stability and longevity even in the most demanding applications. 

Clean holes in the hardest of concrete – With our TCT core drill bits, you can wave goodbye to jagged edges and uneven surfaces. This is because they deliver professional-grade results with minimal effort.

Compatibility with most electric rotary hammer drills – From SDS Plus to SDS Max rotary hammers, our TCT core drill bits have got you covered. They can be used in conjunction with all manner of electric drills, resulting in unparalleled versatility and convenience for all your drilling needs.

Further Information About Our TCT Drill Bits 

Please note that adapters and centre drills are sold separately and are not included with the TCT core drill bits. You can find compatible adapters and centre drills here to complete your drilling kit.

Shop Core Bits at Rennie Tool Company 

Rennie Tool Company invites you to experience the difference of TCT core drill bits by adding your chosen product to your cart. If you’re unsure which would best suit your requirements, be sure to contact us at We’ll get back to you as soon as we can to provide expert guidance to help you find what you’re looking for.

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