Multi-Groove Bottom Knives

Multi Groove Bottom Knives, also referred to as Multi Groove Bottom Slitters or Multi Groove Anvils are available with a plain bore for clamping onto an expandable air shaft or as set screw design for fixing onto a solid bottom shaft. Multi Groove Bottom Knives are available with a single cutting edge or double cutting edges. Cutting edge divisions, the distance from one cutting edge to the next (also sometimes referred to as the Pitch) are mostly custom made and can be as narrow as .200” or 5 mm. Multi Groove Bottom Knives are also made from various alloy tool steel for maximum wear resistance and service life. A special Dienes Multi Groove Bottom Knife design is the DUO RING version, a split design for fast Multi Groove Bottom Knife removal and installation.

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Item #

Outside Diameter


Available Options

Split versions

Securing to Shaft

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