150 Degree V Groove Router Bit, 1/4″ Shank for CNC Routers


The 150 degree v bit ‘Super Shear’ for CNC routers is the bit when speed and width of cut matters, as much as the carving quality. This 150 degree bit is part of the Big Stiffy series, a set of bits designed to virtually eliminate uneven carves due to chatter. See full description for more info.

  • Shank: 1/4″ / Length: 2″ / Flutes: 2 / Flute length: 0.135″ / Cut Dia. 1.5″
  • Cut angle 150 degree / 100% carbide

In stock


The Big Stiffy series 150 degree V groove router bit, 1/4″ Shank for CNC Routers is super useful to create large vcarves. It works exceptionally well for larger v groove carved stars.

Even better, 150 degree v grooving bit is perfect for the CNC’er who wants to make a pizza peel! It is the perfect shape to cut the taper on your peel (and is the fastest and easiest way to cut the pizza peel taper).

By the very nature of this 150 degree V groove router bit, your carves get done lightning fast because it has such a wide cut.

With a 1/4″ shank, it is the go-to v carving bit for home-based CNC’ers when it comes to larger projects. The ‘super-shear’ blade design is designed to leave exceptionally clean cuts at higher feed rates. This is the v bit to use when your v-carved letters are wider than 1″.

Why is it called the Big Stiffy? Overall, the bit length is a bit shorter than most. This little design modification keeps your bit stiffer during cuts, which gives you a 50% improvement in your surface finish. In other words, the potential for chatter is virtually eliminated.

Want to see how the 150 degree v bit works, watch this video on how to make a pizza peel.

This bit has a carbide blade brazed to a 4140 body.


  • Shank: 1/4″ (6.35mm)
  • Cut diameter: 1.5″ (38mm)
  • Cut angle: 150 degrees
  • Length: 2.0″ (52mm)
  • Flutes: 2
  • Flute length: 0.135″
  • Material: 100% tungsten-carbide tipped


  • Feed: 80 inches per minute (16mm/sec)
  • Plunge: 20 inches per minute
  • Speed (rpm): 10000-14000
  • Max pass depth: 0.130″ / 6mm
  • Stepover: 20%

FREE Feeds & Speeds table PDF. Download by clicking here


How to make a pizza peel step-by-step


Additional information

Weight 2.9 oz
Dimensions 9 × 7 × .5 in


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