The adapter is made of high-quality steel, which ensures a high stability and a long service life even under the toughest conditions. Technical data: Suitable for drills and cordless drills with SDS Max mount, made of high-quality steel, mounting (machine): SDS Max (drill): 20 mm. Approximate weight: 260 g. Adapter is suitable for all SDS Max mounts. This adapter is suitable for earth drills with a 40, 60, 80, 100, 120, 150, 200, 250, 300 mm outer diameter. Even with soil containing stones and roots, the bit will not slip, thanks to the SDS Max socket. Stakes can be easily placed on their own. Struggling to hammer a stake into the ground is a thing of the past. Buying an expensive earth drill is no longer necessary. In addition, the power operation is significantly quieter than petrol models and therefore ideal for gardening and landscaping as well as for city working.