Irwin HSS TCT Drill Bit - 4mm, Pack of 1

Level up your drilling tasks with a hot favorite among professionals, the Irwin HSS TCT Drill Bit - 4mm. Outfitted with a precision-cut Tungsten Carbide Tip (TCT), revel in exceptional accuracy while drilling, regardless of whether you're working with hardened steel, cast iron, bronze alloys, or manganese alloyed steel. Machine-sharpened for efficient centering, and drilled to perfection, each 4mm drill bit presents an optimal balance of pressure, reducing the effort needed. Made with a fierceness found in the robust Chrome Vanadium Steel, this drill bit is hardened to 56 Rockwell C, ensuring optimal durability that you can depend on. Keep your drill bit in prime condition by teaming it with a coolant. We recommend a 3-6% emulsion coolant to boost your drill bit's longevity. The Irwin HSS TCT Drill Bit comes with specific details to ensure it suits your needs perfectly. It has a diameter of 4.0mm, a total length of 75mm, and a working length of 43mm. Additional Information: • Tip Diameter: 4.0mm • Working Length: 43mm • Overall Length: 75mm • Sold in single quantity (Pack Qty.: 1) Trust in Irwin to make your drilling tasks more efficient, accurate, and hassle-free. Choose the Irwin HSS TCT 4mm Drill Bit for an unbeatable drilling performance.