Ø D | 4,70 mm |
L | 80 mm |
l | 47 mm |
Weight | 0,007 kg |
Helix Angle | λ = 35°÷40° |
Point angle | ε = 128° |
Material HSSCo -super high-speed steel 5% Co (HSSE) |
Manufacturing Mode | V – ground from solid |
Usage High-efficient drills with higher thermal stress resistance are recommended for drilling of parts made of hard-to-machine materials, alloyed steel and cast steel, especially for drilling of cold- or hot-work tool steel, rolls for rolling mills, head-treatable or carburizing steel, stainless steel. |
Surface Treatment | without treatment |
Grinding Mode Form C – conical lip relief, split point - form C |
Note | STANDARD tools |
2907 T1000 - katalogový list
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