Spyder 3-1/2-in Carbide-Tipped Non-Arbored Hole Saw

Carbide-tipped blade - 5 times faster than bi-metal blades. 10 times more cuts than bi-metal blades. Application uses: wood, cement backer board, wall tile, concrete block, brick, plastic, MDF (do not use for metal cutting). 2-3/8-in cutting depth. Durable tungsten carbide teeth. Fits Spyder's Rapid Core Eject™ arbor - HEX 10. Cut at an angle when combined with Spyder's Rapid Core Eject™ arbors. 5x faster than standard hole saws. Carbide tipped for extended life and clean cuts.