The revolutionary drill bit is here. 60% lighter than the normal steel drill bits. Interchangeable tempered steel tips. Specially fluted drill shaft to provide accurate holes in the snow and ice. Comes with either a round 10mm shaft or SDS for easy connection into your drill. Easy to find in the snow due to the colour. Sizes available- 29mm, 32mm, 35mm, 38mm, 41mm, 44mm and 47mm diameter.