Show sample as: 72-frame QuickTime VR or 360-frame QuickTime movie loop.
Periodic Table Poster   My periodic table poster is now available!Periodic Table PosterPeriodic Table PosterPeriodic Table Poster
3D3DSilicon nitride milling bit insert.
Milling bit insert, similar to the common tungsten carbide type, except made of silicon nitride instead.
Source: eBay seller dixielandemporium
Contributor: Theodore Gray
Acquired: 24 March, 2009
Text Updated: 25 March, 2009
Price: $9
Size: 0.5"
Composition: Si3N4
Silicon