BÖHLER S630 – "The economical one" Tungsten-molybdenum high-speed steel with aluminum alloy for great toughness and good machinability. Universally usable for taps and drill bits, reamers, metal saws, mills of all types, and woodworking tools.
| Compressive strength | Grindability | Red hardness | Toughness | Wear resistance |
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| C | Al | Cr | Mo | V | W | |
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| 0,95 | 0,50 | 4,00 | 4,00 | 2,00 | 4,00 |
