How Metric Bolts are Measured
Metric vs Standard, Imperial or SAE - Wrenches, Sockets, Bolt Size Chart + Mechanic Math
How to Measure Screws & Bolts - US & Metric Sizing | Fasteners 101
Identify metric bolt by size and grade basics
Metric Fastener Grades & Strengths Explained!! (Class 4.6, 8.8, 10.9, & 12.9)
How to Read a Metric Screw Thread Callout
How to identify a metric or imperial bolt quickly!
Quick reference standard wrench sizes in order SAE
choosing the correct SCREW size (METRIC vs IMPERIAL) UK
How to find bolt & nut size, metric or imperial.
ALL Post 1980 cars use metric NUTS AND BOLTS
Manram Bolt Size and Thread Gauge - Standard and Metric Sizes
How to Measure a Screw Size
How to Easily Measure Bolts
Nut And Bolt Sizes Explained-Full Tutorial For Different Sizes
Standard vs Metric Wrenches
Selecting Metric Bolts
Bolt grade explained
How to Measure Bolts, Nuts and Screws Using a Thread Gauge Size Tool
Tips for Choosing the Proper Metric Nut