This is one of the oldest type of our product portfolio. The 4 notch metal rings are a timeless construction and used widely in the industry since many years. Our special notch forming solution offers great stability in the final product and avoids any fall outs from cut-off wheels or grinding discs.

The construction design is meant to increase the anchoring force to metal rings. This type is used mostly on low to extreme low neck heights, to assure the perfect stability despite of the smaller notch diameter.

High notch products are used as a backing ring on grinding discs on manual or semiautomatic production machines. The special notch form and height assures to have equal width of the final product through the entire production lot.

Our newest metal ring type which was designed especially according a special customer request.