Fastener Black Book,Metric Fastener Reference Guide

Inch/Metric Edition

• Inch/metric equivalents.
• Fastener grades.
• Standard dimensions, grades, markings and tolerances.
• Reference tables.
• ISO & DIN specifications.
• Fastener platings and finishes.
• Pre-loads and tightening torques.
• Thread terminology and classifications
• Thread forms, heads, points, materials and coatings.
• Bonus thread pitch identification gage included FREE! (6″ x 3/4″ metal)