The cutter is suitable for most electric drills and is very easy to install and replace. Small in size and easy to carry, it is not only suitable for cutting from the outside, but also suitable for work scenarios where pipes need to be cut from the inside. The plumbing tool cutters are available to attach to the power drill and move to cut the pipes,It is very suitable for PVC pipes and plastic pipes. The pipe inside cutter helping to improve work efficiency and provide perfect cutting results. This serrated cutting cable slices through pipe up to 8inch in diameter like a breeze. The wire saw perfect for HVAC technicians and contractors who need to get into tight spaces and challenging areas to reach,which can through pipe up to 8inch in diameter. Both make clean cuts in PVC, PE, ABS pipes, flexible rubber, and Polyethylene tubing. Attention: 1. For your safety, please must wear gloves and goggles and be care around spark when using rotary tool accessories. 2. The maximum speed of the saw blade cannot exceed 20,000 rpm. 3. Keep out of the reach of children to prevent injury. Set: A color:Silver Material:Stainless steel + carbon steel Package Contents: 1 set x PVC pipe inner cutting machine 4 x saw (2pcs 32mm/2pcs 44mm) 1 x wire saw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.