Toll free: 1800 661 6576

Inverted Cone N-Shaped Carbide Burrs

Premier Series carbide burrs are made from the highest quality tungsten carbide and manufactured on state of the art CNC machines – which gives the highest consistency and quality of any burr on the market. This provides sharper and more durable burrs that cut smoother and reduce operator fatigue.

Inverted Cone N-Shaped Carbide Burrs are used for edge machining from the rear in hard to reach areas.

Premium Tool is known for its extensive range of carbide burrs and large inventory supply of sizes others will only special order.

Whether you are doing weld slag removal, chamfering, weld preparation or deburring, PTA Premier Series burrs resist wear and are extremely durable.

Available in:

  • Double Cut – the industry standard for general removal
  • Fast Mill Cut – for softer metals, such as aluminum
  • The widest variety of sets in Canada
  • Inverted Cone N-Shaped Carbide Burrs
DIA. x Length Double Cut (D/C) Plus End Cut
1/4 x 5/16 SN1DC SN1EDC
1/2 x 1/2 SN3DC SN3EDC
5/8 x 3/4 SN6DC
3/4 x 5/8 SN7DC


CNC machined from high quality tungsten carbide
Shank: 1/4″


Double Cut (D/C) burrs are the industry standard for metal removal, allowing for smaller chip production, eliminating loading of the burr flutes and minimizing chatter. This is the smoothest and most popular cutting styles for most metals, especially steel, stainless steel, alloys and exotics.


1-3/4″ standard length with 1/4″ shank