4.2MM COBALT DRILL S/S

Drill bit this robust 4.2 mm unit features a Cobalt alloyed high-speed steel construction engineered for high-performance drilling particularly in stainless steel and difficult-to-machine alloys.

• High heat resistance maintaining cutting edge integrity during sustained use.
• Designed for precision drilling of higher tensile strength materials including stainless steel.
• Manufactured using advanced alloying processes to ensure enhanced durability and prolonged service life.