Standard Sockets · M381107-C
3/8 Inch Drive SAE Hex Bit Socket 3/32-3/8 in
Individual AF Allen Bit Socket, S2 Steel Bit, Chrome Vanadium · Choose Your Size
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- Backed by guarantee — built to last a working lifetime
Why this one
Eight inch sizes
Sold individually in eight AF sizes from 3/32 in to 3/8 in, so you can choose the hex size you need.
S2 bit in a socket
Chrome vanadium S2 steel bits are pressed into the socket, and the satin finish helps when you handle it.
For in-hex and grub screws
Designed for fastenings with a hexagon hole, such as in-hex screws and grub screws, on a 3/8 in drive.
Retention groove and clip
A groove for the ball detent holds the socket on the drive end, and a metal socket clip is supplied for rail storage.
Read the full description
Teng Tools 3/8 inch drive SAE (AF) hex bit sockets, sold individually in eight sizes from 3/32 in to 3/8 in. Choose your size above.
- Chrome vanadium
- S2 steel bits pressed in to the socket
- Satin finish for a better grip when handling the socket
- Retention groove for ball detent that secures the connection of the socket to the drive end
- Designed for use with fastenings with a hexagon hole
- Use with in-hex screws or grub screws
- Designed and manufactured to DIN7422
- Supplied with a metal socket clip for use with a socket rail
Specifications
| Drive | 3/8 in |
| Tip | Hex, AF (inch) |
| Length | 49.5 mm (1.9 in) |
| Bit length | 23 mm (0.9 in) |
| Material | Chrome vanadium socket, S2 steel bit |
| Standard | DIN 7422 |
Sizes
| Size | Part number |
| 3/32 in | M381103-C |
| 1/8 in | M381104-C |
| 5/32 in | M381105-C |
| 3/16 in | M381106-C |
| 7/32 in | M381107-C |
| 1/4 in | M381108-C |
| 5/16 in | M381110-C |
| 3/8 in | M381112-C |
Get it in a set
This standard sockets also comes in these 2 sets, with the tools that go with it.
Specifications
| Type | Sockets & Accessories |
|---|---|
| Category | Standard Sockets |
| Drive size | 3/8" |
| Part number | M381107-C |
Data sheet
Full details from Teng Tools. Download PDF
Lifetime warranty
Send a photo and your order number. Same-day shipping on replacements.
Ships from Texas
From our Fort Worth warehouse.
Questions?
Call (817) 767-3392.
Inside this socket
Sectional view through the socket wall, drawn to the published dimensions.
- 2.381 mm across flats
- 3/8" square drive
- 49.5 mm overall length
Shipping
Free shipping on orders over $99. Orders are stocked, picked and shipped from our warehouse in Fort Worth, Texas — orders placed on business days ship same-day wherever possible.
Lifetime warranty
Teng Tools hand tools are backed by a lifetime warranty against manufacturing defects. Screwdriver bits and socket bits are consumables and are guaranteed to meet dimensional standards. Torque wrenches and air tools can be serviced and recalibrated on request — contact us to arrange it.
Returns
Not right for the job? Contact us within 30 days of delivery and we'll sort out a return or exchange. Tools must be unused and in their original packaging. Warranty claims are handled separately — a defective tool is our problem, not yours.
Why Teng Tools?
Swedish Design Since 1985
Trusted in 30+ countries. Designed in Sweden, built to ISO and DIN standards.
Shipped Fast from Texas
US warehouse in Fort Worth, so orders move fast. TAA approved for government and defense.
Lifetime Warranty
Something goes wrong? Send a photo and your order number — same-day shipping on replacements.
The Devil Is in the Detail
Satin-finish wrenches, through-blade screwdrivers, heavy-gauge storage — built to last.

