Heavy Duty extruded rung locks are spring loaded to operate smoothly
Contoured base and handles make the can easier to lift and control during emptying
Precision grind process removes the burr from cutting edge for cleaner cuts
Makes installation air-tight regardless of housing used
The Ultra LWD of this element helps prevent lime deposits and the high performance nickel-chromium stainless steel alloy sheath gives it additional strength to resist dry firing
Hole Saw, Bi-Metal, 76mm, 3-In. Category_Furnace Filters Heavy Duty extruded rung locksLenox, 3", 76mm, bi metal, hole saw, vari tooth design, positive rake tooth, shock resistant teeth for both wood & metal cutting, deep aggressive cutting action, speed slot design makes removing the plug faster & easier, use 2l, 3l, 6l, 7l standard arbor or 2l, 6l snap back arbor.