Tooth shape evenly distributes cutting force over a wider area of the tooth
Patented tooth set and height works independently, with super efficiency
Virtually indestructible, they will cut faster and cleaner and last longer than other hole saws
Use Lenox arbor 2L, 3L, 6L or 7L
Lenox Bi-Metal Hole Saws - Long Lasting, Fast Cutting and Versatile - DURABLE - TUFF TOOTH design is reinforced to cut stronger and last longer. LONG LASTING - Patented VARI-TOOTH design resists tooth strippage. STAYS SHARP - High speed steel teeth resist breaking and offer extended life. WITHSTANDS HIGH TORQUE - Thick backing plate with holes for drive pins resists damage due to high torque.