Below is a list showing the various uses for Varnekor Burs by Gemstone, Lapidary, Jewelry Makers and Dental Labs. All burs are color coded for quick sight reference of grit.

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  For DENTAL LABS:They can be used on materials such as: titanium, porcelain, gold, and silver among others. All burs have non-contaminating matrixes and will not contaminate porcelain. The 1400 and 1600 series have the highest diamond concentration of all series. The smaller grits are more expensive and with the higher concentrations, these series are more expensive.

  For GEM CARVERS, LAP & JEWELERS: They can be used on materials such as: titanium, porcelain, gold, and silver among others. All can be used on most precious stones.

		For titanium and soft metals only.	Jade only.
		Fast aggressive bulk removal on porcelain and partial metals. Also for prepping metal and porcelain.	For fast aggressive bulk removal on stones. Use on all stones and metals, very good for texturing.
		Metals only - good for harder metals like chrome cobalt / nickel chrome.	Metals only - good for harder metals like stainless steel, iron, and medical steels.
		Very aggressive on porcelain. Cuts most alloys.	Very aggressive on all quartz materials and porcelain.
		Use on soft precious metals like gold and silver. Nice smooth cut on porcelain.	Use on soft precious metals like gold and silver. Very nice medium grit bur for most gemstones.
		Good multi-purpose bur. For metals, porcelain combinations.	Good multi-purpose bur. For metals, stones, porcelain and enameling.
		Aggressive for porcelain, etc. More shapes than the 2500's.	Aggressive for porcelain, stones, etc. More shapes than the 2500's.
		Excellent for developing shape and miscellaneous grinding. Most shapes of all sizes.	Excellent for developing shape and miscellaneous grinding. Most shapes of all sizes.
		Good final shaping. Leaves a finish that prepping glazes easily. Very good for final metal margin before porcelain. Will abrade but will not burnish so metal margins won't lift after firing!	Good final shaping and pre- polishing. Fairly aggressive for grit size.
		Final detail and pre-polish. Designed for gem carvers, good for final adjustments after a glaze bake. Easy to polish or low glaze.	Final detail and pre-polish. Will remove material and grind with a fine finish.