Knowledge

Strength classes, tolerances, materials, surfaces — explained concisely for everyday practice.

Knowledge

Background information for design engineers & buyers

Strength classes, tolerances, materials, surface finishes — explained concisely for everyday practice. Written by technical buyers, read by technical buyers.

Currently reading

New and most-read articles

Inquiry

Preparing a custom request?

Drawing, sample or specification — I check feasibility, material and
lead time within 24 hours.