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3/8" Hex Bit Socket Metric 3mm — M3815 series specs & sizes

A 3/8 inch drive socket with an integrated metric hex bit. Made from chrome vanadium and S2 steel. Sizes, lengths and weights in American units.

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Written by David Crosbie

A 3/8 inch drive socket with an integrated metric hex bit. Made from chrome vanadium and S2 steel.

CrV STEEL · S2 STEEL · 25°

Features

  • Manufactured according to DIN 7422, this ensures the socket meets rigorous professional criteria

  • S2 steel bits pressed into a chrome vanadium socket with a matte finish provide long-lasting durability under high torque

  • The ballpoint tip allows for use at angles up to 25°, which is convenient when space is limited

  • A ball retention groove in the socket ensures a secure grip on the square drive

  • Comes with a metal socket clip for easy storage and quick access when stored on a socket rail

Sizes & specifications

Part no.

Size

Length

Weight

Docs

Availability

0.91" (23 mm)

In store

3.9" (100 mm)

1.7 oz (48 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

1.7 oz (48 g)

In store

0.91" (23 mm)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

1.7 oz (49 g)

In store

3.9" (100 mm)

1.7 oz (49 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

1.7 oz (49 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

2.2 oz (61 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

2.8 oz (78 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

2.9 oz (81 g)

In store

0.91" (23 mm)

In store

3.9" (100 mm)

4.3 oz (123 g)

In store

Dimensions shown in inches with millimeters in parentheses — figures come straight from the official Teng Tools product data. Docs links open the official Teng Tools PDF data sheet, user manual or parts diagram for that part number.

Availability & help

Items marked “In store” are stocked at tengtoolsusa.com and ship from our Fort Worth, Texas warehouse. For anything marked “Ask us”, contact us — we can usually get it. Every Teng Tools hand tool carries our lifetime warranty against manufacturing defects.

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