Solid micrograin carbide - Shank Diameter = 1/4 (6.35mm) - Tool Length = 7 inches (177mm)
The 'Quarter-Round' is designed for better chip removal. It works well on stainless, acrylic, profiling soft material and to cut out ADA applique. These tools come with a cutter knob.
Industry standards recommend that you use:
80 degree included for engraving stainless and most metals.
60 degree included for engraving plastics.
The Included angle is always 2x's the side angle.