Amana FIBERGLASS 1/2" DIA x 2-1/8"CL 46123

This bit is designed especially for cutting fiberglass, fiberglass PCB board, composites, phenolic and other highly abrasive materials. Works well on epoxies made with carbon, glass and composite materials. The up-cut/down-cut diamond pattern cutting edges effectively grind through the material evenly in all directions.

Excellent for cutting:

Maximum RPM: 28,000