CMT 849.001.11 60&deg; Lettering Bit, 1/4-Inch Shank, 1-Inch Diameter 3/4-Inch Cutting Length, 60 Cutting Angle, 2-Inch Overall Length. Designed specifically for routing signs, this profile allows you to create striking effects for signmaking. Put bevel edges on the raised characters of relief lettering to reduce the risk of splitting. Non-Stick Orange Shield Coating and anti-kickback design. 2 SinterHip Hi-Density Industrial Chrome Carbide cutting edges for long-lasting performance.