DeWalt DWA1822 Hole Saw, 1-3/8" Knee Pads Required to guard against the

Required to guard against the hazard of blown-in or blanket insulation filling any framed opening or contacting the chimney and possible storage of combustibles against the chimney

Ergonomic front-cushioned trigger

Fits roof pitches 0 to 6/12

45 degree Fitting Elbow

Internal bleed feature to remove debris

DeWalt DWA1822 Hole Saw, 1-3/8" Knee Pads Required to guard against theHighlights: Size : 1 3 8" Max speed : 250 RPM Improved Bi Metal material extends life and speed in all applications Double tooth design strengthens each tooth for longer life Deep cut style hole saws will cut 2x material in 1 pass Increased high speed steel height improves hole saw durability WARNING: Cancer and Reproductive Harm www. P65Warnings. ca. gov