The Einhell 13-Piece HSS-G Titanium Metal Drill Bit Set includes a versatile range of diameters 1.5, 2, 2.5, 3, 3.2, 3.5, 4, 4.2, 4.5, 5, 5.5, 6, 6.5mm. These premium drill bits are crafted from HSS 4341 high-performance steel, renowned for its exceptional durability and performance. Coated with titanium nitride, the bits are enhanced with superior hardness, wear resistance, and a striking golden finish. Designed to meet DIN 338 standards, these right-hand cutting bits feature a 135° split point tip for precise centring and clean, fast drilling. The milled type N spiral ensures efficient chip removal and smooth operation. Ideal for working with iron, aluminium, non-ferrous metals, sheet metal, plastic, and metal profiles, these bits are perfect for DIY and heavy-duty applications. Please Note: Not suitable for stainless steel. Features and Benefits • Fully ground HSS 4341 high-performance steel • 135° split point tip for quick centring • Milled type N spiral DIN 338 for efficient chip