Zund R203-A 5211435 Carbide Router Bit with Stop Ring
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The Zund R203-A 5211435 Tungsten Carbide Multipurpose Router Bit is a single-flute spiral cutting tool designed for compatible Zünd CNC routing systems. It features a 3mm cutting diameter, 6mm shank and 11mm routing depth.
Zund R203-A 5211435 Carbide Router Bit with Stop Ring

Specifications & Design
Part Number: 5211435
Material: Solid tungsten carbide
Type: Single O-flute, right-hand spiral (up-cut)
Shank Diameter: 6 mm
Blade/Routing Diameter: 3 mm
Cutting Depth / Blade Length: 11 mm
Total Length : 58 mm
Stop Ring: Pre-installed for touchless swaps and automated depth calibration
The Purpose of the "A" (Stop Ring)
ARC Compatibility: The ring positions the bit perfectly in the automated carousel slot.
Auto-Calibration: The machine detects the ring position to calculate tool length instantly.
Zero Downtime: Eliminates the need for manual bit-height initialization after a breakage or swap.
Ideal Materials & Use Cases
The single O-flute geometry excels at clearing large chips quickly, preventing melting or clogging in:
Acrylic (PMMA) & Polycarbonate: Delivers crystal-clear, polished edges.
Aluminum Composite (ACM / Dibond): Easily cuts through tough aluminum skins and plastic cores.
Soft Metals: Ideal for routing thin sheets of aluminum and brass.
Rigid Plastics: Perfect for Expanded PVC (Sintra/Forex), PETG, and dense foams.


Specifications & Design
Part Number: 5211435
Material: Solid tungsten carbide
Type: Single O-flute, right-hand spiral (up-cut)
Shank Diameter: 6 mm
Blade/Routing Diameter: 3 mm
Cutting Depth / Blade Length: 11 mm
Total Length : 58 mm
Stop Ring: Pre-installed for touchless swaps and automated depth calibration
The Purpose of the "A" (Stop Ring)
ARC Compatibility: The ring positions the bit perfectly in the automated carousel slot.
Auto-Calibration: The machine detects the ring position to calculate tool length instantly.
Zero Downtime: Eliminates the need for manual bit-height initialization after a breakage or swap.
Ideal Materials & Use Cases
The single O-flute geometry excels at clearing large chips quickly, preventing melting or clogging in:
Acrylic (PMMA) & Polycarbonate: Delivers crystal-clear, polished edges.
Aluminum Composite (ACM / Dibond): Easily cuts through tough aluminum skins and plastic cores.
Soft Metals: Ideal for routing thin sheets of aluminum and brass.
Rigid Plastics: Perfect for Expanded PVC (Sintra/Forex), PETG, and dense foams.

If you have more questions to know ,please contact us .
Our team at Maisi Blades is dedicated to providing excellent customer service and we are always ready to assist you with any information you may need.
Whether it’s regarding our blade products, pricing, delivery options, or any other related queries, we are here to help.
Thank you for considering Maisi Blades as your trusted partner in the industry. We look forward to hearing from you soon!
Shenzhen Maisi Blades Co., Ltd.
Email: info@maisi-blades.com 798090832@qq.com
qq: 798090832
WeChat: 15983853385
Our team at Maisi Blades is dedicated to providing excellent customer service and we are always ready to assist you with any information you may need.
Whether it’s regarding our blade products, pricing, delivery options, or any other related queries, we are here to help.
Thank you for considering Maisi Blades as your trusted partner in the industry. We look forward to hearing from you soon!
Shenzhen Maisi Blades Co., Ltd.
Email: info@maisi-blades.com 798090832@qq.com
qq: 798090832
WeChat: 15983853385
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