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General
Information

Basic Imperial Thread Chart (American Standard)
Basic Metric Thread Chart
(M1 - M100)
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