Diameter: 3"Depth Of Cut: 4-1/16"Includes: Core Body With Guide Plate And Centering PinUse With 12" Or 18" Spline Or SDS-MAX Adapter ShanksCarbide Tipped Teeth For Fast And Smooth Cutting Of Masonry Ideal For Drilling Large Holes Where The Depth Is Relatively ShallowInside Core Must Be Removed By Operator Before Deeper Drilling Can Be AccomplishedUse Of Center Pin And Guide Pin Is Recommended For Positioning And Starting HoleCan Be Used For Dry Or Wet Cutting