HANNOVER, GERMANY - Lach Diamant's polycrystalline diamond (PCD) tools will turn 40 at metalworking expo EMO 2013 in Hannover.

This is the second year in a row that Lach celebrates a milestone, as the company itself turned 90 in 2012. To commemorate this achievement, Lach will introduce new tools for milling, drilling and turning at this year's EMO convention Sept. 16 to 21.

Lach Diamond introoduced a new diamond grinding machine at LIGNA in May.