Amastone engraving bits for marble

Widia 60° and 90° V-groove engraving router bit for marble and natural stone

These amastone widia bits are the standard tool for making engraves and for lettering in stone by a CNC router machine. CNC bits used also for finishing in bas-relief works.
High-quality widia engraving bits, made in Italy.

• Fitting:  10 mm cylindrical shank.
• Shank: bored (these router bits are available only with a bored shank)
• Tip: 60° and 90°

Suggested working parameters:

• 5000/7000 RPM
• Feed rate from 100 to 500 mm/min
• Maximum depth 3 mm (Suggested 1 mm)
• We suggest a ramp input when the tool goes inside the stone