V-Bit V-Bit TIALN Coated
Chowmaster 3.175mm Shank 2-Flute 90-Degree V-Groove Bit
Chowmaster
$2.43
Overview
A budget-friendly V-groove bit from Chowmaster for V-carving, lettering, and chamfering. Solid carbide construction handles hardwoods and softwoods alike. Good value for decorative engraving projects on a hobby CNC.
Best for
PCB milling and precision engraving work on circuit boards.
Specifications
Shank Diameter
3.175mm
Cutting Diameter
3.175mm
Flute Count
2
Material
Coated Carbide
Coating
TiAlN (Titanium Aluminum Nitride)
Type
V-Bit
Material Compatibility
Wood MDF PCB
Not rated for aluminum. Use a ZrN or DLC coated single-flute end mill for aluminum cutting.
Pros
- Extremely affordable - easy to replace when worn
- TiAlN coating extends tool life significantly
- Sharp point for detailed V-carving and lettering
- Carbide insert provides long life at a good price
Cons
- Shipping from China takes 2-4 weeks typically
- Quality control may be less consistent than premium US brands
- May have slightly more runout than premium brands like Whiteside or Amana
- Tip can be fragile if plunged too aggressively into hard material