SEM images

High Magnification Images of “Economy” Quality Diamond Abrasives

This is a series of high magnification images of lower-grade “economical” diamond particles, taken using an electron microscope.

Here are high magnification images of quality diamond particles taken using an electron microscope.

Daniel on Klein Tools Strays from USA Manufacturing – Again: “I see the reference to NWS in the email now. LOL When I received the email I was busy and…”
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Matt_T on There’s Nothing Wrong with the Dremel Blueprint Drill Driver: “Looks like the 8260 is an 8250 with bluetooth added. I’ve got the 8250 and it’s definitely a match for…”
toolman on There’s Nothing Wrong with the Dremel Blueprint Drill Driver: “Good question, I think you are framing it right – “good product, why is it being discounted, should it be…”
Patrick on Biggest Ryobi Tool Deals of the Year – Today only (12/5/25): “I haven’t had trouble with the 18v batteries with the exception of the 1.5 ah P107 (I think) batteries, I…”