Diablo 3-1/4 In. 32 TPI HVAC/Ductwork Bi-Metal Reciprocating Saw Blade (5-Pack) Air Filters 4 wheel easy roll casters

4 wheel easy roll casters

Square by 1/4 in

including improving room-to-room circulation

Seals out drafts from bottom of door

Lower Thermal Conductivity

Diablo 3-1/4 In. 32 TPI HVAC/Ductwork Bi-Metal Reciprocating Saw Blade (5-Pack) Air Filters 4 wheel easy roll castersUp to 5x longer cutting life versus standard bi metal blades Compact blade body and puncture tip for easily engaging material without additional tools Higher tooth count with smaller gullets for easier cuts and less vibration Ultra hardened edge increases the hardness of the cutting edge to a Rockwell hardness of HRC 62 versus HRC 55 for standard blades Perma SHIELD resists heat build up by protecting the blade against gumming and corrosion