Rotabest ALFRA 15/16" x 1" And 7/8" x 1" Annular Drill Bit Germany Masonry Large C4 micro grain carbide

Large C4 micro grain carbide teeth are precision-ground with fine-grit diamond wheels so each tooth planes the wood for an exceptionally smooth finish

DEWALT DWA8908L 4-1/2" X 7/8" CERAMIC XP TYPE 27 METAL GRINDING WHEELS 5PCS

Proprietary aluminum oxide grain combination for aggressive cutting action

which reduces stripping and increases life of bit 3X

Heavy duty construction for strength and durability

Rotabest ALFRA 15/16" x 1" And 7/8" x 1" Annular Drill Bit Germany Masonry Large C4 micro grain carbideRotabest ALFRA 15 16" x 1" And 7 8" x 1" Annular Drill Bit Germany Solid HSS Co Hole Cutter To be used with core drilling systems, magnet and pillar drilling machines. Long lasting tool life. exact concentric running. Specially designed tooth geometry. Optimum regular chip breaking. Minimum cross section of chip removing surface. Resharpening possible. Aeronca x 1 all