Diablo Carbide-Tipped Hole Saw - Today's Homeowner

This carbide-tipped hole saw from Diablo is tough enough to cut through wood and metal, and delivers 20 times longer cutting life and faster performance. It is available at The Home Depot.

from Danny Lipford - Home Improvement - DIY - Videos http://www.todayshomeowner.com/video/diablo-carbide-tipped-hole-saw/