SAVANTEC fast drill is also known as u drill, down the hole drill, violent drill, water jet drill, internal cooling drill and reaming drill. When used in machining center or CNC lathe, it has the advantages of high machining efficiency, simple use and relatively low cost. 1. The processing efficiency is generally 2-3 times that of twist drill. 2. The u-drill can be processed directly on the workpiece without central drilling. 3. A replaceable blade is installed at the front end of the cutter body, which reduces the use cost. SAVANTEC fast drill model and specification: multi-functional drill pipe multi-functional series products &n