XL grout sponges (7

length and diagonal cuts 24 in

itself connected to the power vacuum motor

The round ends on the blade prevent gouging of the surface

Airplane Concrete Groover 8" x 12" Square End 1" Bit Power Trowel Replacement Blades for 34-36-42 Inch Models XL grout sponges (7Airplane groover cuts clean, smooth professional control joints every time. Made from the highest quality of cast aluminum with a broken in face. Both the front and the back edge of the groover are curved up to avoid any gouging while in use. The tool creates a groove in wet cement to control expansion and contraction and relieve stress points. This 8" groover features a bit that has a 1 4" radius and is 1" deep and 1 2" wide. The single piece formed