Ø D | 1,70 mm |
L | 43 mm |
l | 20 mm |
Weight | 0,001 kg |
Helix Angle | λ = 25°÷30° |
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 | bronzoxide |
Grinding Mode | Form N - conical lip relief |
Note | STANDARD tools |
2907 Ti - katalogový list
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