Alpen | Drill Bit HSS Cobalt 7.0mm DIN338 RN Type_Flap Wheels Safety Tips

Safety Tips

No matter how big or small your hand is

Leaf shaped corner bead

Equipped with six wheels

Rust-proof enameled blade

Alpen | Drill Bit HSS Cobalt 7.0mm DIN338 RN Type_Flap Wheels Safety TipsHSS Cobalt Jobber Drill Bit Size: 7. 0 x 109 69mm Range of application 5% cobalt alloyed jobber drills with high heat resistance for drilling steels with tensile strength over 800N mm, especially suitable for high alloyed steels, bearing steels, hot cold rolled steel. Ideal for stainless steel Strengths Self centering, due to a special point shape Drilling even with the highest thermal stress up to 600 Fast, due to special drill grinding fast drilling