Irwin Bi-Metal Hole Saws Sets 7/8 in - 2 1/2 in Size:7/8 in - 2 1/2 in CHANGE FILTER AT LEAST EVERY

CHANGE FILTER AT LEAST EVERY 90 DAYS for optimal performance of your heating & cooling system or HVAC system

Provides Superior Corrosion Resistance

Silver’s innovative three-hole Secure-T® plate design provides greater hold than a standard plate for better installations

Patented flute design for rapid dust removal

Irwin Bi-Metal Hole Saws Sets 7/8 in - 2 1/2 in Size:7/8 in - 2 1/2 in CHANGE FILTER AT LEAST EVERYBi Metal Hole Saws Sets Features: Contains the most commonly used sizes for plumbers, electricians and general applications 4 6 Variable pitch teeth for reduced noise and improved performance Super hard steel RC 65 66 for increased life Bi metal construction for toughness and long life Clearly printed hole saw sizes for quick retrieval and added productivity