Features: Experience superior durability and performances with our Pipe Reaming Drill Bits, crafted from strong metal and enhances with a Titaniums Coating for exceptional abrasion, heat, and corrosion resistance, ideal for diverse piping environments. Featuring a quick change 1/4 inch hex shank, these drill bits are compatibles with most power drills and impact drivers, ensuring a secure fit and easy swapping during projects. Perfect for DIY enthusiasts, professional technicians, and metalworking hobbyists, this set of Pipe Lifting Step Drill Bits is designed to streamlines your pipe repair and installation tasks. Whether you're working on plastic, or MMP pipes, these reamer drill bits make deburring and chamfering edges effortlessly, significantly reducing the time spent on plumbing repairs and installations. Achieve smooth, precise cuts every time with our multifunctional drill bits, suitable for use on wood, plastic, and aluminum materials, making them a essential addition to any home DIY kit or professional toolbox. Specifications: Component: Metal Color: As pictures shown. Specification: 1/2Inch and 3/4Inch 1/2Inch Drill Bit Size: 63x19.1mm/2.48x0.75in 3/4Inch Drill Bit Size: 62.6x23.3mm/2.46x0.92in Quantity: 2pcs Package Includes: 1pc 1/2" Step Drill Bit and 1pc 3/4" Step Drill Bit note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.