Notched rods Pipe drills Hand drills Nmin-Drilling set Mallets Hand drill-Caddy Soil sample rings Soil air probe Accessories Notched rods Pipe drills Hand drills Nmin-Drilling set Mallets Hand drill-Caddy Soil sample rings Soil air probe AccessoriesPipe drills Pipe drills are commonly used in foundation construction for soil sampling. They are known for their open, hardened tips and high stability.All pipe drills are supplied with appropriate threaded nipples.Diameter Thread32 mm M20 Catalog Inquiry AccessoriesThreaded nipples To connect extension rods and window sampler. Catalog Wrench For securely fastening and loosening probe rods. Catalog Probing rods Extension rods. Catalog