About the Milwaukee 49-56-8010 Pilot Drill Bit, 1/4 in Dia X 3-1/2 in L
The Milwaukee 49-56-8010 model 1/4" X 3-1/2" High-Speed Steel Pilot Bit is a part of the Hole Saw Series. This bit is made for extreme durability and long life. It's Thunderbolt web gives you a thicker core than standard pilot bits, providing you ultimate strength and protection from side-load breakage.