EXACT High Speed Steel Drill Bit Hex Shank 4 to 12 mm Diameter Titanium Aluminium Nitride Finish 4407021

EXACT 4407021 High Speed Steel Drill Bit with Hex Shank and Titanium Aluminium Nitride finish offers a durable solution for precision drilling tasks. It features a step drill design with spiral flute and a dedicated deburring zone to ensure a clean and burr-free cut on sheet metals, pipes, and profiles.

This drill bit requires no centre-punching as it maintains a constant cutting angle, which yields high efficiency and smooth drilling through various tough materials including construction steel, CrNi steel, and non-ferrous metals with thicknesses up to 6 mm.

The diameter of the drill at each step is laser-marked for easy size identification. The three-faced driving shaft prevents slipping within the drill chuck, improving safety and accuracy during use.

This tool is suitable for industrial applications in construction, metal fabrication, HVAC maintenance, manufacturing, and laboratory prototyping where precision metalworking is required.

Step drill with spiral flute and HSS TiAlN coating provides superior cutting performance. Deburring zone enables burr-free drilling and planing of metal surfaces. Eliminates need for centre-punching with consistent cutting angle technology.

Laser-marked diameters for clear size identification at every step. Three-faced shaft design prevents slippage in the chuck for enhanced control. Explore more precision drilling tools and specialist Drill Bits under the EXACT brand to fulfill your industrial drilling requirements.