About this item 2 1/4" 57mm CARBIDE GRIT HOLE SAW KIT For Drilling Holes In Abrasive Materials, A Regular Toothed Hole Drill Bit Would Go Dull Used As A Concrete Hole Saw But With The SDS PLUS Arbor And the TCT Carbide Tipped Tool Bit This Tungsten Hole Saw Comes With it can Drill through Brick and Masonry with Hammer Drill Setting. TUNGSTEN CARBIDE GRIT Hole Saws Are Professional Tools Construction Tools Electrician Tools And Plumbing Tools Whether It Be For Diy Home Improvement Or Remodelling. Drill Holes Through Brick Walls To Run Conduit For Electric Cables And Pvc Water Pipes And Waste Pipes. Also Available with SDS Plus Arbor or Hexagonal Arbor. TILE HOLE SAW Drill Ceramic Wall Tiles And Low Density Subway Tile Without Hammer Drill Setting, When Used As Concrete Tools Hammer Drill Is A Must So The Tct Hole Saws Are Best Used With Our Hole Saw arbors That Already Come With Tct Masonry Drill Bits For Pilot Bit No Point Having A Hole Saw That Can Cut Holes In Brick If The Pilot Drill Set Will Not. MANY SIZE GRIT HOLESAW BITS Available Either As Carbide Hole Saw Kit Or Individually From 5/8 16mm To 7" 178mm, These Tungsten Holesaw Bits Are Also Available Including Hex Hole Saw Arbor Or Including Sds Plus Hole Saw Arbor Mandrel inc TCT Pilot WHO USES OUR CARBIDE HOLE SAWS Plumbers Electricians Contractors for Masonry Tools Home Builders Boat Builders Aviation FiberGlass Car Body Installers Fiberglass Pool and Fiberglass Tub Manufacturers Carbon Fiber Modellers Hobbyists. › See more product details