12.2" (310mm) CL x 140mm OD x 1-13/16" Bore -- Spiral Head - 6-Row Cut Length_30mm M2-HSS - High Speed Steel:

M2-HSS - High Speed Steel: Our true grade M2-HSS (AISI) steel offers 25% longer run times than D2-HCHC grade

Reference Engraver insert knife groovers are to use on the first bottom spindle next to your spiral head to true stock prior to the fence side head

no resharpening needed

Outer Cutting Diameter - 125mm

Once all usable cutting edges are dull

12.2" (310mm) CL x 140mm OD x 1-13/16" Bore -- Spiral Head - 6-Row Cut Length_30mm M2-HSS - High Speed Steel:Outer Diameter (Body Dia) 140 mm Cutting Length 12. 2" (310 mm) Bore 1 13 16" Rows of Knives 6 Brand Titan Knife Titan Spiral insert knife cutterheads make constant contact with the surface of the material in a helical pattern offering reduced cutting noise typically 20 decibels less. Each long wearing carbide knife has four edges that can be dulled before replacement. These moulder cutter heads improve material finishes on wood cross grain, lower