• 5% cobalt alloyed jobber drills with a high heat resistance
• For drilling steel with tensile strength over 800 N/mm2
• Especially suitable for high alloyed steels, bearing-steels, and hot/cold rolled steels
• Ideal for stainless steel
• Highly accurate centering
• Break-resistant
• Industrial quality

Diameter: 1.0mm
Working length: 12mm
Overall length: 34mm

• SKU Alpen 1.0mm HSS Cobalt Jobber Drills