In accordance with ISO 5468, diamond-cut special carbide cutting edge with a high of wolfram carbide content and a homogenous, fine-grained structure, tip angle 120 deg., asymmetrically shaped drill spiral for optimal transport of dry drill cuttings, drill bit with high contact pressure and a recommended rotational speed of 800 - 1,000 rpm without impact, suitable for battery-powered and wired machines, colour green, specialist for the hardest stones such as granite, gneiss, slate, basalt, concrete, but can also be used for glass, ceramics, roof tiles, and other hard materials. More information: Packaging content | Number of drill bits | 1 pc(s) | Features | Proper use | Drill |  | Drill bit type | Masonry drill bit | | Rotating direction | Right hand rotation | | Drill bit diameter | 4 mm | | Length | 75 mm | | Suitable for materials | Stone, Glass, Roofing tile, Granite, Natural stone, Ceramic, Concrete, Soft ceramic wall tile | | Working length | 40 mm | | Point angle | 120 ° | | Shank shape | Straight shank | | Country of origin | Germany |
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