Diager 502B HSS TiAlN-Coated 5% Cobalt Step Drill Bit (4–30mm x 100mm) DCA Vacuum Cleaner improving efficiency during prolonged work

improving efficiency during prolonged work

Manufactured from premium-grade materials with precision-machined components

Its steel construction provides excellent load support

6mm (4") 27

These Long-Nose Side-Cutters are made of forged steel for durability

Diager 502B HSS TiAlN-Coated 5% Cobalt Step Drill Bit (4–30mm x 100mm) DCA Vacuum Cleaner improving efficiency during prolonged workHIGHLIGHTS: The Diager 502B HSS TiAlN Coated 5% Cobalt Step Drill Bit (430 mm 100 mm) is a premium step drill engineered for fast, accurate drilling and hole enlargement in metal, plastic, and composite materials. Manufactured from fully ground HSS with 5% cobalt and protected by a TiAlN (Titanium Aluminium Nitride) coating, it delivers exceptional wear resistance, reduced friction, and superior heat resistance for extended tool life. The drill bit