Technical information, organized for use.

Fastener glossary

Definitions and reference terminology.

Technical data sheets

Published fastener dimensions and product references.

Material grade guides

Material families and specification references.

Coatings & plating

Surface-treatment reference information.

Dimensional standards

Download dimensional sheets for common fastener types.

Quality & testing

Inspection capabilities, outside testing and traceability.

Machining capabilities

DoALL, Behringer, Landis and Doosan equipment; finishing and process references.

Materials & specifications

Published ASTM materials and finish options.

Round-bar weight estimator

Estimate gross cylindrical steel stock weight.

Nut blank weight estimator

Estimate an idealized hexagonal nut blank by geometry.