Three Eighths Inch Drive Hex Bit Socket Set With Rails And Tray Nineteen Piece Inch And Metric Sockets From One Eighth To Three Eighths Inch And Three To Ten Millimeters Ready To Roll In A Durable Rail System
✔️ 8 inch sizes (1/8 to 3/8 in) and 11 metric sizes (3 to 10 mm)
This 3/8 in drive hex socket set with rails and a tray keeps inch and metric sockets organized on a durable rail system. It’s ideal for automotive work, machinery assembly, and home maintenance, providing quick access to frequently used sizes.
| Inch size | Millimeter |
|---|---|
| 1/8 in | 3.175 mm |
| 9/64 in | 3.571 mm |
| 5/32 in | 3.969 mm |
| 3/16 in | 4.762 mm |
| 7/32 in | 5.556 mm |
| 1/4 in | 6.350 mm |
| 5/16 in | 7.938 mm |
| 3/8 in | 9.525 mm |
| MM size | Inch approx |
|---|---|
| 3 mm | 0.118 in |
| 3.5 mm | 0.1378 in |
| 4 mm | 0.1575 in |
| 4.5 mm | 0.1772 in |
| 5 mm | 0.1970 in |
| 5.5 mm | 0.2165 in |
| 6 mm | 0.2362 in |
| 7 mm | 0.2756 in |
| 8 mm | 0.3150 in |
| 9 mm | 0.3543 in |
| 10 mm | 0.3937 in |
✅ 8-pc. 3/8 in. drive inch hex bit sockets: 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 in.
✅ 11-pc. 3/8 in. drive metric hex bit sockets: 3, 3.5, 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10 mm
✅ Socket rail S2 steel bit is press-fit into the socket for a straight, permanent connection that can't loosen over time
✅ 6-sided hex tip is machined to precise tolerances for an exact fit with hex fasteners
✅ Large, clear die-stamped size marking is easy to read and can’t wear off
✅ Four detent grooves provide a secure connection with the drive tool and a drilled through-hole allows locking on with retaining pin
💡 What is a typical use for a 3/8 in drive hex socket set? This handy kit covers common tightening tasks across automotive, machinery, and home projects.
- Quick access to inch and metric sizes for fast repairs
- Durable S2 steel bits pressed into sockets prevent loosening
- Precise, chamfered ends help slide into fasteners