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Item #SID91120

3/8 Inch Drive Semi-Deep 12-Point Impact Socket Set with Rail (15-Piece)

IN
1/4 - 1 in.
$64.00
Add to Cart

Also Available in 6-Point

#SID91118

Set Includes:

Details

Images of the front and back of a 15 mm impact socket, showing the laser marking on the front and the stamped marking on the back

Two Size Markings

The size is marked in two ways on every socket—both as a high-visibility laser marking and a permanent stamped marking.
A line next to a 6 mm impact socket showing the fully stepped shoulders.

Fully Stepped Shoulders

The narrowed socket diameter goes all the way down to the base of the socket on small sizes. This allows for better reach into tight, recessed areas.
A semi-deep 12-point impact socket cut in half to show the full-length socket well

Full-Length Socket Well

The interior well extends far into the socket, which allows for better fastener engagement in more situations.
The square end of a 19 mm impact socket, with smooth walls, chamfered inner rim, and detent pin hole labeled

Drive Tool Retention

Sockets work with both types of anvils found on 3/8 inch drive impact wrenches:
Graphic showing green check marks on friction ring anvil and detent pin anvil

Prevents Fastener Round-Off

Radiused corners prevent fastener round-off by applying force to a fastener's flat sides, rather than its corners.

50BV30 Chromium-Vanadium (Cr-V)

Carbon: 0.27 - 0.33%
Chromium: 0.30 - 0.50%
Manganese: 0.70 - 1.00%
Phosphorous: ≤0.030%
Silicon: ≤0.10%
Sulfur: ≤0.030%
Vanadium: 0.10 - 0.15%
Boron: ≥0.0005%
Iron: 97.86 - 98.47%

4140 Chromium-Molybdenum (Cr-Mo)

Carbon: 0.38 - 0.43%
Chromium: 0.80 - 1.10%
Manganese: 0.75 - 1.00%
Molybdenum: 0.15 - 0.30%
Nickel: ≤0.025%
Phosphorous: ≤0.025%
Silicon: 0.15 - 0.35%
Sulfur: ≤0.025%
Iron: 96.74 - 97.69%

6140 Chromium-Vanadium (Cr-V)

Carbon: 0.38 - 0.43%
Chromium: 0.50 - 0.70%
Manganese: 0.6 - 0.9%
Nickel: ≤0.030%
Phosphorous: ≤0.030%
Silicon: 0.15 - 0.35%
Sulfur: ≤0.030%
Vanadium: 0.10 - 0.15%
Iron: 97.38 - 98.18%

8660 Nickel-Chromium-Molybdenum (Ni-Cr-Mo)

Carbon: 0.56 - 0.64%
Chromium: 0.40 - 0.60%
Manganese: 0.75 - 1.00%
Molybdenum: 0.15 - 0.25%
Nickel: 0.40 - 0.70%
Phosphorous: ≤0.035%
Silicon: 0.15 - 0.35%
Sulfur: ≤0.04%
Vanadium: 0.15 - 0.25%
Iron: 96.13 - 97.36%


Sockets (Shallow, Semi-Deep, and Deep Lengths)

INCH

Sockets that use 6140 Cr-V or 50BV30 Cr-V

1/4 - 1 in.
(6140 Cr-V, 50BV30 Cr-V)

METRIC

Sockets that use 6140 Cr-V or 50BV30 Cr-V

6 - 24 mm
(6140 Cr-V, 50BV30 Cr-V)

Accessories

Impact socket extensions that use 6140 Cr-V

3 in., 6 in., and 10 in. Extensions
(6140 Cr-V)

Impact socket adapter and reducer that use 8660 Ni-Cr-Mo

Adapter and Reducer
(8660 Ni-Cr-Mo)

Color coded icons showing that impact universal joints use 8660 Ni-Cr-Mo for the ball end and 4140 Cr-Mo for the socket end

Universal Joint
(Ball: 8660 Ni-Cr-Mo)
(Socket: 4140 Cr-Mo)

High-Performing Steel Alloys

Part by part, we choose the best combination of steel alloys, heat treating specifications, and forming processes to meet the highest performance requirements. All pieces have a corrosion-resistant manganese phosphate coating.

Socket Rail Organization

  • Patented twist-to-lock design securely holds sockets on the rail
  • Keyhole slot mounts to wall or workbench
  • Combine multiple socket rails with trays and other accessories

Specifications

3/8 Inch Drive Semi-Deep 12-Point Impact Socket Set with Rail, 15-Piece (1/4 - 1 in.)

Specs for 3/8 Inch Drive Semi-Deep 12-Point Impact Socket Set with Rail, 15-Piece (1/4 - 1 in.)
Country of Origin
Sockets made in Taiwan. Rail made in USA.
Item Weight
2.8 lb.