Made from European High-Speed Steel. Extreme Parabolic (XP) Flute – Optimised design provides improved chip ejection and faster drilling speeds. Self-Centring Geometry – Precision split point delivers faster and more accurate hole placement. Cordless Drill Optimised – Requires reduced drilling pressure resulting in improved battery life. Suitable for DIY and professional use in carpentry, plumbing, metalworking, and more, it's available in metric and imperial sizes.