Mk Morse MHSA88/TA88 Bi-Metal Hole Saw, 5-1/2" Rainy_Weather Protective sealer allows the natural

Protective sealer allows the natural look of the surface to come through

Light gray color

see below for picture of "V" notch pattern

100 Pound class load rating

Mk Morse MHSA88/TA88 Bi-Metal Hole Saw, 5-1/2" Rainy_Weather Protective sealer allows the naturalVariable pitch,4 6 pitch, positive rake teeth reduce vibration and clear chips to improve cutting speed; attached pass through shank arbor is convenient and time saving; requires 4 5 16" pilot drill. Used in applications such as cutting holes in wood, plastic or any machinable metal including nail embedded wood, plywood, pipe and stainless steel.. Highlights: Type: Bi Metal Arbor Attached Dia. : 5 1 2" Positive rake teeth for more aggressive cutting