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Gerber P50531B Gold 3 Flute Spiral Tapered Router Bits
Gerber Gold P50531B is a high-performance 3-flute spiral tapered router bit designed for precision edge beveling and specialized sign-making/mold-making applications Enquire now
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Gerber Gold 3 Flute Spiral Tapered Router Bit P50531B
Gerber P50531B Gold 3 Flute Spiral Tapered Router Bits
The Gerber Gold P50531B is a high-performance, three-flute spiral tapered router bit designed specifically for specialized dimensional cutting on Gerber CNC routers and engravers, as well as compatible third-party automated or manual production tables. 


Technical Specifications
  • Part Number: P50531B
  • Shank Diameter: 1/4"
  • Cutting Edge Diameter (CED): 1/8"
  • Cutting Edge Length (CEL): 1/2"
  • Overall Length (OAL): Available in 1-7/8" to 2-1/4" variations depending on batch production runs.
  • Taper Angle: Features a precision-engineered 3° to 7° side angle taper (depending on exact tool catalog reference) built into the cutting edge geometry. 

Material Composition & Coating
  • Premium Micrograin Carbide: Ground to the tightest tolerances in the industry from raw solid micrograin carbide, providing exceptional structural rigidity that reduces vibration during rapid rotational spindle speeds. 
  • Titanium Nitride (TiN) Coating: Coated with Gerber's signature gold PVD (Physical Vapor Deposition) layering. This protective shell significantly reduces frictional heat buildup, shields the carbide cutting edges against premature abrasive wear, and extends overall tool longevity.

Functional Mechanics & Applications
Unlike straight-edge or standard parallel bits, the multi-flute tapered design serves distinct, highly specialized functions in sign manufacturing and molding:
  • Vacuum Form Molds: Because the bit inherently produces an angled wall on the edge of the substrate, it is highly optimized for cutting male or female vacuum form molds. The resulting draft angle prevents material from sticking, allowing formed hot plastic to lift off cleanly. 
  • Specialized Visual Effects: It can be used to generate clean beveled borders or "halo" edge profiles on sign letters without requiring a secondary chamfer tool or additional finishing pass costs. 
  • Substrate Versatility: The 3-flute configuration maximizes material removal speeds while managing clean chips on non-ferrous sheet metals, PVC, dense acrylics, softwoods, composite foam boards, and plastics. 
Gerber P50531B Gold 3 Flute Spiral Tapered Router Bits
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