Amana Tool 45551 Carbide Tipped Flush Trim Plunge Template 1-1/8 D x 2 Inch CH x 1/2 SHK w/Upper Ball Bearing Router Bit Carbide Tipped SPECIFICATIONS: Diameter (D): 1-1/8 Cutting Height (B): 2 Shank (d): 1/2 Overall Length (L): 4 Replacement Collar: 47740 Replacement Bearing: 47738 Flutes: 2