【Easy to Operate】This pipe chamfer reamer is easy to use . Securely attach the shaft to the drill , then push the pipe towards the blade . Apply gentle pressure and drill clockwise until the desired effect is achieved . Note: It is best to set the electric drill to a low speed for lower friction , less heat , and a cleaner drill bit 【Premium Construction】Designed with a CNC machined anodized aluminum alloy body and stainless steel shaft , this PVC pipe reamer features a rust resistant top and sufficient rigidity to withstand repeated heavy use 【Practical Deburring Tool】This PVC deburring tool features three blades and a double edged design to removal burrs from both inside and outside pipes in one pass . Completely revolutionizes the professional and amateur plumbing experience 【Wide Application】Our internal and external pipe reamer tool is suitable for various PVC , CPVC , ABS , PP , and PE pipes , with outer diameters from 0.92 to 3.89 inch (2.34 to 9.88 cm) and inner diameters from 0.75 to 3.5 inch (1.91 to 8.89 cm) 【Rugged and Enduring】This PVC pipe chamfer tool is designed to quickly create consistent bevels for smooth , no leak pipe connections . Significantly extends pipe life and reduces long term maintenance costs, Manufacturer: PATNFR