Zund R74 Router Bit 3910755, 3mm Single-Flute - Maisi Blades Manufacturers and Suppliers

Zund R74 3910755 Single-Flute CNC Router Bit

The Zund R74 3910755 is a polished, single-flute router bit designed for compatible Zund CNC routing systems. It features a 3 mm cutting diameter, 3 mm shank and 6 mm maximum routing depth. It is suitable for routing selected plastics, foam boards, wood-based panels and aluminum composite materials when used with appropriate cutting parameters.

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Description
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Zund R74 3910755 Single-Flute CNC Router Bit

Specifications

Zünd Part Number: 3910755 (Alt/Supplier ID: 3921.R74.00)
Routing / Cutting Diameter: 3 mm
Shank Diameter: 3 mm
Total Length: 30 mm
Max Routing Depth (Flute Length): 6 mm• Cutting Edges: 1 (Z=1, single-flute)
Twist Type: Right-hand twist
Max Rotation Speed: 80,000 RPM

Recommended Materials

ACM / Dibond (Aluminum Composite Material)
Expanded PVC (e.g., Forex)
Plastics: PE, PET, PETG, PP
Wood / MDF

Key Features

High Rigidity: Because of its short 6 mm flute length, the R74 offers greater structural rigidity and resistance to breakage compared to longer single-flute variants like the R75 (11 mm flute length).
Polished Flute: The polished single-edge design helps prevent chip welding and material buildup when routing soft and rigid plastics or wood products.

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