Solid carbide drill bit set — sizes 2mm to 22mm, 100mm length Key benefits Precision and rigidity: Solid carbide construction delivers the stiffness needed for accurate, consistent holes in metal. Reliable cutting action: Spiral flute twist design evacuates chips efficiently for smoother drilling and reduced clogging. Easy handling and setup: Bright round shanks make bits simple to grip and insert into drilling machines, helping you get started faster. Versatile metalworking use: Designed specifically for drilling metal materials, useful for jobs that demand clean, precise holes. Essential size included: The 12.5mm drill bit is part of the set and serves as a commonly used size for a wide range of metalworking tasks. What this set solves Eliminates wandering and imprecise holes by using a rigid carbide cutting edge suited to metal. Reduces downtime from frequent bit changes thanks to carbide durability and efficient chip removal. Simplifies tool changes and alignment with bright round shanks that seat easily in drilling setups. Features at a glance Material: Solid carbide Size range: 2mm to 22mm Overall length: 100mm Shank: Bright round shank for easy handling and insertion Flute: Spiral twist flutes for efficient chip evacuation Primary use: Drilling metal materials Notable bit: 12.5mm included for common metalworking applications Practical use scenarios Fabrication and assembly: Drilling mounting holes in steel brackets and frames where accurate, repeatable hole size is required. Automotive repair: Drilling through metal panels, brackets, and components during repairs or part installation. Machine shop tasks: Creating precise pilot and through-holes in mild steel or other metal stock before tapping or reaming. Ordering notes Set covers a continuous size range from 2mm to 22mm; the 12.5mm bit is included and highlighted for its frequent use in metalworking.