Spyder 600840 Wood Cutting Arbor for Deep Cut Hole Saws

6.5\” Deep Cut TCT Arbor. Key Features: Carbide Deep Cut Arbor for Spyder Deep Cut Hole Saws Use on Block, Brick, Wall Tile (up to hardness 6), fiber cement Tungsten Carbide Tipped (TCT) multi-shaped teeth for durability and strength Cutting Depth 6-1/4in (159mm) Rapidly disperses cutting debris through wide relief slots