"U" notches developed in conjunction with NTCA Technical Committee
Cast aluminum alloy mounting is securely attached with rivets to the tempered steel blade
The hardest blade available, making them last longer
Notch style and size help to control depth and amount of adhesive applied
Notch width = 3/32", Notch depth = 3/32", Space between notches = 1/8"
Used to spread adhesive or mastic on the base surface before laying tile, carpet, or other floor coverings