General Information

Basic Imperial Thread Chart

Basic Metric Thread Chart

DIN ISO EN Crossover Chart

Plating and Finishes

Thread Tolerances For Imperial Fasteners

Thread Tolerances For Metric Fasteners

Mechanical Information

Grade Markings for Metric Fasteners

Mechanical Properties _ Markings For Imperial Fasteners

Mechanical Properties For Metric Fasteners

Material Information

Stainless Steel Data

Steels For Screws , Bolts and Studs