3078GST

Diamond type for drilling the hardest materials like porcelain, glass, ceramic, granite, marble, travertine, slate, porcelain tiles. They do not require large amounts of water: it is sufficient to immerse them every 5 working seconds in a small container of water in order to obtain the necessary cooling. In this case it is recommended the entrance to 45° with respect to the material to be drilled. Integral hexagonal socket 1/4" DIN 3126 E 6,3, also ideal for power and cordless tools. Total length 65 mm. Useful cutting depth 11.5 mm.

For diamond-type bits see Art. 1334 GC and 1334 GCE.