Trimming Router Bits are made by Amana Tool, the leading manufacturers of high quality wood cutting tools. Trim the edges of face frames flush with cabinet sides with Amana Tool 47160 Carbide Tipped Flush Trim V Groove 5/8 D x 1 Inch CH x 1/4 SHK w/ Lower Ball Bearing Router Bit. SPECIFICATIONS: Diameter (D): 5/8; Cutting Height (B): 1; Shank (d): 1/4; Overall Length (L): 2-5/8; Replacement Bearing: 47706; Flutes: 2; D1: 1/2.