Best Straight Long Length Bits of 2025

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Straight long length bits are a versatile and essential tool for any DIY enthusiast or professional tradesperson. These bits are designed to fit into a variety of power tools and can be used to drill holes in wood, metal, plastics, and more. They come in a range of sizes and materials, including high-speed steel and cobalt, to suit different applications. Straight long length bits are perfect for drilling deep holes or accessing hard-to-reach areas. They are durable, reliable, and can help you achieve precise results every time.
At a Glance: Our Top Picks
Top 9 Straight Long Length Bits
sourcingmap 5.6mm HSS Twist Drill Bit
The sourcingmap Twist Drill Bit is designed with a straight shank and made from high-speed steel (HSS), ensuring durability and efficiency in drilling tasks. With a diameter of 5.6mm, it is perfect for creating precise holes in various materials. The flute length of 58mm allows for effective chip removal, making your drilling experience smoother. Its total length of 93mm provides versatility for deeper drilling applications, enhancing your overall productivity.
Sourcingmap 300mm HSS Extension Twist Drill Bit
The Sourcingmap Twist Drill Bit is designed for precision drilling with its high-speed steel (HSS) construction. The straight shank ensures a firm grip, allowing you to achieve clean and accurate holes. With an 8mm diameter, this drill bit is ideal for various applications, providing versatility in your projects. Its flute length of 195mm enables deeper drilling, giving you the convenience of reaching further without changing bits frequently.
Uxcell 11.2mm HSS Twist Drill Bit
The Uxcell Twist Drill Bit features a straight shank and is crafted from high-speed steel (HSS), ensuring durability and efficiency in your drilling tasks. With a bit diameter of 11.2mm, it provides precision for various applications. The flute length of 96mm allows for deeper drilling, making it ideal for thicker materials. Weighing only 70g, it is lightweight, which enhances manoeuvrability and reduces fatigue during extended use. This drill bit is a reliable choice for both professionals and DIY enthusiasts alike.
sourcingmap 23mm Flute 1.8mm Twist Drill Bit Set
The sourcingmap Twist Drill Bits are crafted from metal, featuring a precise 1.8mm diameter. With a flute length of 23mm, these bits are ideal for drilling into various materials while maintaining accuracy. Their straight shank design allows for easy handling and control, ensuring you can achieve clean, straight holes. Weighing just 10g, they are lightweight, making them convenient to use over extended periods without causing fatigue.
Uoolmart Electric Hammer Drill with 12mm Bit
The Uoolmart Hammer Drill Bit features a 12mm diameter and a total length of 150mm, making it ideal for tackling tougher masonry tasks. Its Bosch-made, carbide-tipped bit heads are designed to withstand extreme loads, which means you can expect longer tool life and faster performance. This added durability ensures that you can work efficiently without worrying about wear and tear. With its silver and grey design, this drill bit not only performs well but also looks professional in your tool kit.
Saim Extra Long Twist Drill Bits for Metal and Wood
The Saim Twist Drill Bits are designed for high performance in various materials, including non-ferrous metals, hard plastics, and more. Made from high-speed steel, they offer exceptional strength and durability, allowing you to enjoy a longer drilling life. Their twisted design enhances cutting accuracy, ensuring the drill bit remains centred and reducing the risk of displacement during use. This feature also facilitates quicker removal of debris, making your drilling tasks more efficient. Whether for professional or DIY projects, these bits are versatile and convenient for your needs.
Saim Extra Long Twist Drill Bits for Metal and Wood
The Saim Twist Drill Bits are designed for both professionals and DIY enthusiasts. Made from high-speed steel, these bits offer exceptional strength and durability, ensuring a longer drilling life. Their twisted design enhances cutting accuracy, helping you to centre the tip effectively to avoid any displacement. This feature also facilitates quicker removal of debris and particles, making your work smoother. With a length of 300mm, these bits are ideal for drilling through non-ferrous metals and hard plastics, providing versatility for various projects.
Saim HSS Extra Long Twist Drill Bits
The Saim Twist Drill Bits are designed for both professional and DIY users, featuring a robust high-speed steel construction that enhances durability and longevity. With a twisted design, these bits improve cutting accuracy, ensuring that you can work efficiently without the bit displacing during use. They are ideal for drilling into non-ferrous metals like copper and aluminium, as well as hard plastics. By adjusting the RPM when faced with resistance, you can optimise your drilling experience and prolong the life of the bits.
Saim Extra Long HSS Twist Drill Bits
The Saim Twist Drill Bits are crafted from high-speed steel, ensuring strength and longevity for your drilling tasks. With a twisted design, these bits enhance cutting accuracy and help prevent displacement while removing debris efficiently. Their versatility allows you to work on non-ferrous metals like copper and aluminium, as well as hard plastics. You can easily use them with various drill types, making them suitable for both professional and DIY projects.
During our straight long length bit research, we found 20 straight long length bit products and shortlisted 9 quality products. We collected and analyzed 2,452 customer reviews through our big data system to write the straight long length bits list. We found that most customers choose straight long length bits with an average price of £11.37.
The straight long length bits are available for purchase. We have researched hundreds of brands and picked the top brands of straight long length bits, including Uxcell, Utoolmart, Saim. The seller of top 1 product has received honest feedback from 20,011 consumers with an average rating of 4.8.

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.