M-D Building 49070 Backerboard Scoring Knife, 10" ormd Use on asphalt shingles

Use on asphalt shingles

Self regulating design provides 1

Great for holiday lighting

Cutting wheel: 4"

Create extended tenons for extra door joint strength (patented solution) 2

M-D Building 49070 Backerboard Scoring Knife, 10" ormd Use on asphalt shinglesHighlights: Length: 10" Used to score cement based backerboard Knife scores the backerboard sheets making the backerboard easy to bend and snap Variety of saws and cutting tools for use when either making irregular cuts or holes in tile and backerboard WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.