57178 Solid Carbide (Brazed To Steel Shank) Spiral Flush Trim Compression 7/8 Dia x 1-1/8 x 1/2 Inch Shank With Upper And Lower Ball Bearings
Solid Carbide (Brazed to Steel Shank) Spiral Flush Trim Compression 2 Flute with Upper and Lower Ball Bearing Router Bits
Plunge-cutting straight with a shank-mounted ball-bearing pilot. Useful for template/pattern routing or parts, joints, internal cuts and can be used in handheld and table-mounted routers. The template is attached to the workpiece and the pilot bearing rides along its edge as the cutting edges rout the workpiece, forming an exact duplicate of the template.