A spark which ignited a technical revolution – and made Horst Lach the inventor of spark erosion for the machining of polycrystalline cutting materials.

The dawn of a new age of cutting technology – from a natural diamond cutting company to the pioneer of polycrystalline diamond and CBN tooling download

How NASA gave wings to a new product Download

Diamond contra diamond? A reflection on the versatility of diamonds download

Yeah, here I come… the diamond as a tool in the furniture industry, as well as in wood and plastic processing industries Download

From natural diamonds to synthetic diamonds Download

How it all began… Download

Forty years of spark erosion for efficient PCD machining utilizing sparks over grinding Download

Efficiency concept for re-sharpening all dia tools (PCD) for the wood, furniture and composite industry Download

 »Contour-profiled« A renaissance for the metal-bond diamond and CBN grinding wheel Download

When sparks learned to fly on diamonds… download

“LACH DIAMANT GOes East…” – a piece of German history download

Yeah, here I come… the diamond as a tool in the furniture industry, as well as in wood and plastic processing industries  Download

Stumbling blocks on the way into the automotive world… download