High-speed steel twist drill bit, 1/2 inch shank for (30mm)

[PREMIUM MATERIAL] Forged from high-quality 9341 steel with a hardened and heat-treated head for exceptional hardness and superior wear resistance, ensuring long-lasting performance even in demanding applications.
[SCIENTIFIC CUTTING DESIGN] The cutting head features an advanced scientific design with precision grinding technology that enhances durability, maintains the cutting edge, and delivers clean, accurate cuts every time.
[EFFICIENT CHIP REMOVAL] The high-twist design with enlarged chip removal slots keeps the drill bit smooth and shiny, prevents sticking, withstands high temperatures, and allows for faster drilling with less friction.
[VERSATILE APPLICATION] The robust 1/2-inch round shank is ideal for boring and milling iron, steel, plastic, wood, copper, aluminum, and other metallic materials, making it a must-have for workshops and DIY projects.
[QUALITY] [PROFESSIONAL] A brand new high-speed steel construction ensures reliable performance and consistent results. Available in 25 mm (1 inch) and 30 mm (1.2 inch) blade diameter options to meet various drilling needs.