SDS Plus have a 10mm shank, while the SDS Max has an 18mm. This means that SDS Max bits have an increased capability for tougher masonry work, withstanding more torque and force. The SDS Plus range is shorter in length and is tailored to lighter duty work and smaller diameter holes.

What is an SDS Drill? SDS drills, also known as chisel or hammer drills, are a powerful type of hammer tool best suited to heavy-duty drilling applications. These specialist power tools can be used to drill through materials such as steel, brick, masonry, and concrete, making them handy tools for a range of tasks.