Features a Strong Magnetic Base that Attaches Securely to Vehicles, Tool Boxes, Bins, Hoists and any Other Ferrous Metal Object. The magnet has a coating to protect work surfaces and is oil and fuel resistant.
Pro-Grabit works on damaged screws and broken bolts without and center punching or preparation. One end is a self-centering left-handed drill, and the other is a high torque extractor. #4 bit
3/8" (0.3750) diameter, 3-5/8" Flute Length. Zero-degree rake, a 90-degree point, and parabolic cutting flutes to drill through Plexiglas, and acrylic plastics without binding or "breaking out."