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Classic Sintered Diamond Bur Sets Instant 65% Discount [PF7NlHtE]

$26.99 $86.99 -69%

These sintered diamond bur sets provide reliable cutting action for shaping and carving lapidary minerals and gemstones, glass, opals, porcelain, metals, or other hard materialsUse these diamond sintered burs to grind your initial shaping before sand

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Classic Sintered Diamond Bur Sets Instant 65% Discount [PF7NlHtE]

These sintered diamond bur sets provide reliable cutting action for shaping and carving lapidary minerals and gemstones, glass, opals, porcelain, metals, or other hard materials

Use these diamond sintered burs to grind your initial shaping before sanding with Diamond Pacific Nova Sanding Points or Diamond Rubber sanding burs, and finishing with felt burs charged with your favorite lapidary polish or hardwood polishing burs loaded with diamond paste. When choosing valuable sintered burs, be sure to maintain and re-shape the cutting heads with a Diamond Re-Shaping Block or sharpening stones, using water and very light pressure to expose new sharpened diamond layers. You can further extend the life of your diamond burs with the optional use of 412 Slick Lube diamond tool lubricant.

Specifications

All burs are constructed with a shaped, fully sintered diamond head mounted to a 44.5mm HP 3/32" (2.35 mm) shank for use in your Foredom flex-shaft handpieces, Dremel, or other electric rotary micro motors. Sizes are stated in approximate head width at the widest point x head height, and size may vary slightly within an acceptable tolerance for lapidary work. Value-focused electroplated diamond bur sets in additional configurations are also available.

Burs are color-coded for easy grit identification:

  • Super-coarse (black, 70/80 mesh ISO 544) good for texturing on all kinds of stones and metals. Please note these super-coarse burs are VERY aggressive for bulk removal and rapid pre-forming and are not suitable for detail work.
  • Coarse (green, 100/120 mesh ISO 534) used for aggressive cutting on quartz materials, porcelain, and alloys.
  • Medium (blue, 140/170 mesh ISO 524) used for multi-purpose cutting of metals, stones, porcelain and enameling.
  • Fine (red, 325 mesh ISO 514) used for smooth aggressive final shaping, pre-polishing, and metals trimming.
  • Extra-fine (yellow, 600 mesh ISO 504) used for fine finish grinding as pre-polish
  • Please note these colors differ from Inland brand burs

Available sintered diamond bur kits

Available in multiple packs, sintered burs will outlast electroplated burs by 5-10 times. These kits contain the most popular burs to quickly jump-start your workbench selection, and most sintered burs are also available individually in these and many additional sizes and grits.

  • 10-pc sintered coarse-trimming sets for rapid rough-shaping of your project.
  • 10-pc sintered standard jeweler's bur sets with general-purpose burs in a range of shapes and sizes for carving plastic, jewelry, stone, hardwood, and other materials.

Sintered coarse-trimming set contents

Maximum recommended RPM of sintered burs is 8,000rpm, use lower speeds with coarser grits or larger heads. This set is also available in an electroplated version.

  • 1x super-coarse Flat-head inverted cone 8 x 6mm
  • 1x super-coarse Flat-head inverted cone 10 x 5mm
  • 1x super-coarse Drum 10 x 5mm
  • 1x super-coarse Round-head cylinder 7 x 13mm
  • 1x super-coarse Round Ball 7mm
  • 1x super-coarse Flat-head cone 7 x 13mm
  • 1x super-coarse Round-head cone 7 x 13mm
  • 1x super-coarse Sharp flame 6 x 13mm
  • 1x super-coarse Pearl 7 x 13mm
  • 1x super-coarse Flame 7 x 13mm

Sintered general set contents

Maximum recommended RPM of sintered burs is 8,000rpm, use lower speeds with coarser grits or larger heads. This set is also available in an electroplated version.

  • 1x 70/80 super-coarse grit Round-Head Cylinder 5 x 12mm
  • 1x 70/80 super-coarse grit Pearl 5 x 12mm
  • 1x 70/80 super-coarse grit Round-Head Cone 5 x 12mm
  • 1x 70/80 super-coarse grit Flat-Head Cone 5 x 12mm
  • 1x 140/170 medium grit Flat-Head Cylinder 3.7 x 10mm
  • 1x 140/170 medium grit Sharp Flame 5 x 13mm
  • 1x 325 fine grit Round-Head Cylinder 3.7 x 10mm
  • 1x 325 fine grit Pearl 5 x 12mm
  • 1x 600 extra-fine grit X-Mas Tree 5 x 13mm
  • 1x 600 extra-fine grit Sharp Flame 5 x 13mm

What Our Customers Say

January 26, 2026

Absolutely no complaints!

A great product that is very, very, very reliable.

- Leri W..

January 26, 2026

Absolutely no complaints!

A great product that is well worth having around town.

- Berwyn M..

January 26, 2026

Absolutely no complaints!

This is a very useful and a very, very handy tool.

- Dewi C..

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