Did you know we sell drill bits from 0.1mm? Discover our carbide micro drills and diamond drill bits

FREE UK Delivery Over £60

Carbide Bearing (Hart) Cutter Burrs 70 Degree


These precision made, solid tungsten Carbide Bearing Cutters, often referred to as Hart Burrs, are more durable, will cut for longer, and cut cleaner than regular HSS, high speed steel burrs. With a  70 degree angle these cutters are used for stone setting, engraving hard metal, cutting seats in prongs, carving wood, bone, shell, resin, marble and for shaping hard metals.

Our Bearing cutters have a 2.35mm (3/32") shank and can be used in a rotary tool, pendant drill, flexible shaft or micromotor.

Perfect for:

  • Texturing and shaping all hard metals
  • Micro Pave settings in Metal
  • Stone setting
  • Cutting seats in prongs
  • Stone carving
  • Wood carving
  • Carving and grinding bone, egg shell, shell, fossil, tagua nut and antler
  • Shaping and cutting plastics and resin

Sold in sizes: 0.90mm, 1.00mm, 1.20mm, 1.40mm, 1.60mm, 1.80mm, 2.10mm, 2.30mm or as a set of 8 (1 of each size)

Earn 0 reward points
$0.00 $7.95


Out Of Stock
Add To Wishlist

Want to be notified when this product is back in stock?
Complete the form below and we'll send you an email when it is.


High quality, precision made, solid tungsten carbide bearing cutter burrs

  • Profile: Bearing Cutter Burr, or Hart Burrs
  • Shank: 2.35mm (3/32")
  • Overall Length: 45mm

Questions & Answers

Ask a question using the form below

Display my question on your website (untick to keep private)

The item has been added to your basket

Continue Shopping
Proceed To Checkout
Receive our Newsletter and exclusive discounts