Introducing our Premium 5 Piece Knurled Extension Bar Set, designed for both DIY enthusiasts and professional tradespeople. This exceptional set features 1/4 inch square drive extensions crafted from high-quality forged Chrome Vanadium steel. Each bar is heat treated and finished with a stunning chrome plating for added durability and a mirror-like shine. The deep knurling on the shafts provides an excellent grip, making it easy to spin off fixings with minimal effort. Key Features: - Constructed from durable forged Chrome Vanadium steel - Heat treated and chrome plated for superior strength and corrosion resistance - Deep knurling for enhanced grip during use - Equipped with spring-ball socket retainers to secure attachments Sizes Included: - 50mm, 75mm, 100mm, 150mm, and 225mm lengths Specifications: - Drive Size: 1/4 inch Square - Net Weight: 0.27kg Enjoy peace of mind with our lifetime guarantee on this product. At our online store, we offer an extensive range of tools and workshop equipment to cater to all your needs, whether you're tackling small home projects or large professional jobs. With over 10,000 products available, we are confident you will find exactly what you're looking for. If you need assistance, do not hesitate to contact us; we are here to help!