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Zund R204-A 5211436 Tungsten Carbide Router Bit with Stop Ring

The Zund R204-A 5211436 Tungsten Carbide Router Bit with Stop Ring is a single-edged, solid carbide spiral cutter designed for compatible Zünd CNC routing systems equipped with an Automatic Router bit Changer (ARC).

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Zund R204-A 5211436 Tungsten Carbide Router Bit with Stop Ring

Key Specifications

 Part Number: 5211436 (R204-A)
 Design Feature: Pre-fitted pneumatic/mechanical stop ring built for automated tool changing (ARC systems)
 Shank Diameter: 6 mm• Routing / Cutting Diameter: 4 mm
 Max Routing / Cutting Depth: 14 mm
 Cutting Edges (Flutes): 1 (Single O-flute, right-hand up-cut spiral)
 Max Rotation Speed: 50,000 RPM

Advantages of the Stop Ring & Up-Cut Design
The integrated stop ring guarantees precise depth calibration and zero-point settings every time the ARC system loads a new bit. Simultaneously, its polished single O-flute design clears debris at rapid feed rates, eliminating heat tracking and preserving optimal edge finishes on heat-sensitive materials. 


Common Industrial Applications
This bit is a versatile "universal" option frequently deployed across sign-making and panel-processing industries. It handles tough, multi-layered, or dense materials including: 
Metals & Composites: Aluminum sheets, Dibond/ACM panels, and copper.
Rigid & Soft Plastics: Acrylic (PMMA), Polycarbonate, Expanded PVC (Forex/Sintra), PET, and Polypropylene.
Wood Products: Multi-ply plywood, hardwoods, and high-density MDF. 



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