EnPoint™ Tungsten Carbide Sign Making CNC Router Engraver V-Bit 3.175mm 1/8″ Shank 20 Degree 0.3mm Tip Width Sharp Wood Sighs Carving Metal Engraving Machines Bit for PCB MDF Acrylic Brass Aluminum

$11.57 (as of January 15, 2018, 6:47 pm) & FREE Shipping. Details $10.79

Comes and stays sharp edge, high wear resistant as being made from carbide keeping longer bit life
Designed for rotary engraving, signmaking and marking, as well as chamfering edges of workpieces
Mirror-like grinding for more precise shank size and more smoother surface

Usually ships in 24 hours