4mm HSS Steel Drill Bits (2 Pack)

Designed to meet the requirement of the professional user, these pre-packed drills are manufactured from M2 grade steel and are fully ground to meet the requirements of DIN 388 and feature a 135 degree non slip split point.
Suitable for Alloy Steels, Carbon Steels, Cast Iron, Hardened Alloy Steels, Stainless Steel.

Specification:

• Diameter: 4mm
• Overall Length: 75mm
• Working Length: 42mm
• M2 HSS Grade Steel
• 135 Degree Angle
• DIN 388
• Quality Assured (ISO9000)