A *socket wrench set* is a toolbox staple for loosening and tightening bolts + nuts fast.
*What's inside a typical Socket Wrench Set?*
*1. The Ratchet Handle*
This is the "wrench" part. You attach sockets to it.
It clicks and turns only one way so you don’t have to lift it off the bolt each time.
*2. Sockets*
The round pieces that fit over the bolt/nut. Come in different sizes.
- *Sizes*: Measured in mm for metric `8mm, 10mm, 13mm, 17mm, 19mm` or inches `1/4", 3/8", 1/2"` for imperial
- *Types*:
- *6-point*: Grips better, less likely to round bolt. Good for tight/tough bolts
- *12-point*: Fits faster, good for easy access
*3. Drive Sizes*
This is the size of the square hole on the socket. Most common:
- *1/4" drive*: Small bolts, electronics, bikes
- *3/8" drive*: Cars, household, most versatile
- *1/2" drive*: Bi