Repair guides
How to Remove a Stripped Allen (Hex) or Torx Bolt
Why hex and Torx heads strip, how to check you have the right bit, and five ways to get the bolt out, from a hammered-in Torx bit to a screw...
How to Remove a Stripped Allen (Hex) or Torx Bolt
Why hex and Torx heads strip, how to check you have the right bit, and five ways to get the bolt out, from a hammered-in Torx bit to a screw...
Socket Size Chart: Metric and SAE (Inch) Conver...
A metric and SAE socket size chart in order, with exact conversions, which pairs are safe substitutes, bolt-to-socket sizes and which drive size suits which job.
Socket Size Chart: Metric and SAE (Inch) Conver...
A metric and SAE socket size chart in order, with exact conversions, which pairs are safe substitutes, bolt-to-socket sizes and which drive size suits which job.
How to Loosen a Rusted or Seized Bolt
The order that frees rusted and seized bolts without snapping them: penetrating oil and time, shock, steady leverage and safe heat, with an honest oil vs heat comparison.
How to Loosen a Rusted or Seized Bolt
The order that frees rusted and seized bolts without snapping them: penetrating oil and time, shock, steady leverage and safe heat, with an honest oil vs heat comparison.
How to Remove a Broken Bolt (Snapped Off Flush ...
Methods for every kind of snapped bolt, from a stub you can grip to one broken off flush or below the surface, plus drilling out, re-tapping and engine block tips.
How to Remove a Broken Bolt (Snapped Off Flush ...
Methods for every kind of snapped bolt, from a stub you can grip to one broken off flush or below the surface, plus drilling out, re-tapping and engine block tips.
Spark Plug Socket Sizes Explained (14, 16 and 2...
The three common spark plug socket sizes, why thread size and hex size are different, and how to find the right socket for your engine before you buy.
Spark Plug Socket Sizes Explained (14, 16 and 2...
The three common spark plug socket sizes, why thread size and hex size are different, and how to find the right socket for your engine before you buy.
How to Change Spark Plugs: A Beginner's Guide
A beginner-friendly walkthrough of changing spark plugs and coils on a cold engine, including gap checks and how to tighten plugs with or without a torque wrench.
How to Change Spark Plugs: A Beginner's Guide
A beginner-friendly walkthrough of changing spark plugs and coils on a cold engine, including gap checks and how to tighten plugs with or without a torque wrench.