Irwin IRW10502271 HSS Pro Drill Bits Bulk Pack 10 Pieces 4mm

The IRWIN HSS Pro Drill Bit set is crafted from high-speed steel and designed for versatile drilling tasks. This ten-piece collection features precision-ground cutting edges for fast start-up and clean drilling across a range of materials, including plastic, soft metals, and wood. The bits are designed to fit standard drill chucks with a cylindrical shank and a universal 118º point angle, promoting accuracy and easy, universal use. With a consistent diameter of 4.0 mm and a total length of 75 mm, these bits offer reliable performance for common drilling applications while maintaining compatibility with everyday drill setups. The combination of ground flutes and high-quality HSS ensures efficient chip removal and smooth operation, supporting steady progress and good finishing results. These characteristics make the set suitable for general drilling tasks in household, workshop, and light fabrication environments, where dependable drilling performance is valued.

Features and specifications

Made from High-Speed Steel (HSS) with precision-ground cutting edges for fast drilling and clean finishes.

Diameter: 4.0 mm; total length: 75 mm; shank: cylindrical; point angle: 118º.

Ground flute design for accurate drilling and efficient chip removal.

Universal 118º point enables drilling a wide range of materials.

Compatible with standard drill chucks for versatile, general-purpose use.