Spyder 600038 Rapid Core Eject Hole Saw, 3.5-Inch Digital Calipers Ergonomic Plumbing Tool: The single-dip

Ergonomic Plumbing Tool: The single-dip handle provides a comfort grip and easy cleaning

Separate ball joints and tie rods quickly and easily

ELECTRONIC CELL AND MOTOR PROTECTION: Helps protect the tool and battery from overloading conditions

and a retractable lifeline

Spyder 600038 Rapid Core Eject Hole Saw, 3.5-Inch Digital Calipers Ergonomic Plumbing Tool: The single-dipSpyder Rapid Switch and Rapid Core Eject Hole Saw System is a faster, easier and smarter hole saw system The New Spyder Hole Saws with patented, innovative Rapid Switch and Rapid Core Eject features make cutting holes a snap. Just push the button on the blade's integrated arbor to move the hole saw on or off the pilot drill. Push the button again and slide back the adapter to take out the plug. You can even cut holes at an angle and easily enlarge