Trend SNAP/MD2/SET Trend Snappy masonry drill 5pc depth bandMasonry drill 5 pce set with depth bandsTungsten Carbide Tipped masonry drill bit set with colour depth bands to suit wall plugs. Colour bands on drills allow easy selection of wall plug and allow for setting of drilling depth to suit wall plug.5mm drill with yellow band.5.5mm drill with orange band.6mm drill with red band.7mm drill with brown band.8mm drill with grey band.For drilling into plaster walls, plasterboard, mortar, brick and building blocks.Specification-Shank Diameter=1/4 inch hex