Product Type: PPR Lifting Stepped Drill Step Drilling Hole Expander . This tool requires a high torque drill (48v or above/ torque of 25 twists) for optimal performancePremium Material:Hexagon Shank Water Pipe Connection Tool is made of steel titanium plated material, with a sturdy structure, high hardness, and long service life.0.25 inch Hex Shank:Reamer Drill adopts a 0.25 inch hexagonal shank design, with stable clamping and easy disassemblyApplication:Plumber Water Pipe Puncher Drill is used in conjunction with an electric drill, which is widely compatible and not easy to slip offPackage Included:Each package contains 1x Water Pipe Tube Repair Drill Connection Tool Specification: Material: Steel Titanium Plated Size Chart: Total length 6.1 cm/2.40 inchHandle diameter 6.3 mm/0.25 inch Package Includes: 1x PPR Lifting Stepped Drill Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.