Meet the Dormer Pramet A125 14.00 mm x 400 mm HSS ST Straight Shank Extra Long Series Drill BS 328 — a purpose-built tool for deep-hole work where reach, reliability, and precision matter. This extra-long drill is engineered to cut cleanly through a range of materials while maintaining a strong, regrindable edge for long-term performance.

• 118° conventional point — delivers a robust starting bite and makes re-grinding straightforward, helping you keep production running without frequent tool changes.
• Steam oxide finish — reduces material adhesion at the cutting edge, promoting smoother chip flow and cleaner holes in a variety of metals.
• Extra-long length (400 mm overall) — designed for drilling very deep holes and applications where extended reach is essential, minimizing the need for multiple tools.
• Premium HSS material — a versatile high-speed steel solution capable of drilling through steel, aluminium, and stainless steel with reliable performance.
• Straight shank — compatible with a wide range of chucks and collets, ensuring a secure grip and stable cutting performance on standard machines.
• BS 328 compliant — precision-ground to the BS 328 standard, aligning with industry expectations for twist drill geometry and sizing.

Ideal for workshops and production environments where you routinely need deep holes in various metals, the A125 series from Dormer Pramet brings a trusted blend of reach, durability, and predictability. Whether you’re fabricating structural components, automotive housings, or machinery assemblies, this drill delivers consistent hole quality from first cut to final regrind.