Tungsten Carbide

Hard composite material for metal-cutting burrs

2 episodes mention this

Episodes

#5101: Drill Bits and Concrete: What Actually Worked

A 12V drill, a $20 bit set, and a reinforced safe room wall — what actually happened, and why the first bit failed.

Sep 8
#3863: Mohs Scale to Dremel Bits: What to Buy First

From Friedrich Mohs to your Dremel: what hardness means for engraving wood, metal, glass, and stone.

Jun 24