Wiechmann has been producing high performance components since 1963. Wiechmann products are manufactured in Germany using high quality steel and wear resistant material. Wiechmann’s own computer controlled hardening systems and innovative CNC technologies produce wear parts with optimal quality and stability. Hard Metal Industries can provide wear parts for digging chains with various pitches, trench widths and styles, sprockets, cutting blades and rotary cutter sets for various machine types. Rotary cutter sets can be manufactured for rock trenches with a width of 150mm to 1500mm.