Lenox LXAH3412 Lenox Hole Saw Carbide Tipped 4 1/2in 114mm

UP TO 50X LIFE *vs LENOX Bi-Metal Hole Saws cutting cast iron; High performance carbides are welded to the cutting edge for durability and to help prevent tooth loss. EXTREMELY VERSATILE; Aggressive tooth design drills through wood, steel, stainless, cast iron, fiber cement & plaster. FAST, EASY PLUG REMOVAL; Patented SPEED SLOT® staircase design has multiple leverage points for easy plug ejection. DRILLS THROUGH THICK MATERIALS IN ONE PASS; Tall body easily drills through 2x dimensional lumber for rough-in work