The high-performance multi-purpose drill bit for virtually all materials no need for constant drill bit changes Innovative steep spiral for fast drilling dust and chip removal Special multi-purpose ground tip guarantees fast work progress Reduction of main cutting edge for accurate centring Bit body made of alloyed tool steel for long life Suitable for practically all materials in interior fitting work, e.g. concrete, masonry, brick, eternit, light building materials, multi-layer materials, ceramics and tiles, wood, plastic, sheet metals, aluminium Perfect results when drilling with or without impact Drill bit colour: blue, polished.