Definition and Features: SDS drill bits are designed for use with a hammer drill. They have slots that allow the bit to move back and forth within the drill chuck, enabling the hammer action. There are two main types: SDS-Plus and SDS-Max, with the latter being larger and intended for heavier duty tasks.

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Definition and Features: HSS drill bits are made from high-speed steel, an alloy of steel that is characterized by its ability to withstand high temperatures without losing its hardness. This property allows HSS bits to cut faster than high carbon steel bits.

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At Allfast Tewkesbury, we understand the importance of choosing the right drill bit for your project. Whether it's HSS for general-purpose drilling, SDS for masonry work, or Cobalt for tough metals, we offer a wide selection to meet your needs. For more guidance or to explore our extensive range of drill bits, visit us in-store or contact our knowledgeable team. Equip yourself with the right tools from Allfast Tewkesbury, and make every drilling task a success.

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Definition and Features: Cobalt drill bits are made from a solid alloy of steel with a percentage of cobalt. The cobalt increases the bit's hardness and resistance to high temperatures. These bits are often easily recognizable by their gold-like colour.

Welcome to Allfast Tewkesbury's in-depth exploration of drill bits, where we demystify the types and uses of HSS, SDS, and Cobalt drill bits. Whether you're a professional tradesperson or a DIY enthusiast, understanding these tools can elevate your drilling tasks, ensuring precision and efficiency.

Drill bits are cutting tools used to remove material to create holes, almost always of circular cross-section. They come in various sizes and shapes and can create different kinds of holes in many different materials. Let's delve into the specifics of HSS, SDS, and Cobalt drill bits.