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Precision Shoulder Screw - Sockets

Shoulder Screws, sometimes referred to as Shoulder Bolts, tight tolerance shoulder screws, or Stripper Bolts, get their name from the unique shoulder found between the head and the threads of the screw. Lyn-Tron manufactures Precision Shoulder Screws, so named for the high tolerance (+/-0.0005) the shoulder diameter is held to.

Most commonly offered in the following materials, Lyn-tron's precision shoulder screws are available in other materials upon request.

All common thread sizes are stocked in both Inch (4-40, 6-32, 8-32, 10-32 etc.) and Metric (M3, M3.5, M4 etc.). Precision Shoulder Screw Sizes come standard from 1/8" up to 1/2" diameters and in Metric sizes from 3mm to 10mm diameters.

If you are in need of a custom precision shoulder bolt or part, we're happy to help. Feel free to contact us today with your concept and we can modify any of our shoulder screw dimensions to fit your specific application!

What Makes the Precision Shoulder Screw Socket Unique?

There are a few key differences between precision socket head shoulder screws, and other types of screws, or even other shoulder screws.

The primary difference between shoulder screws and other standard screws is the thick shoulder that separates the head of the screw and the thread. When the thread of a shoulder screw is installed, the shoulder will stay extended from the top of the surface. This provides shoulder screws with the unique ability to serve as guides for sliding elements, pivot points, or shafts for items that may need to rotate in an assembly.

The most obvious differentiator of socketed shoulder screws compared to slotted shoulder screws is the fact that the head of the screw features a hex-socket drive. This allows for a standard hex key to be used to drive the screw into place, whereas a slotted shoulder screw is built with a flathead driver in mind.

Precision shoulder screws are also unique from other "commercial grade" shoulder screws because of the high tolerance (+/-0.0005) the shoulder diameter and length are held to. This allows for a tight, but free fit with nominal-sized components which makes them perfect for use in electronic hardware applications.

Precision Shoulder Screws Selection Guide

Need help finding the right precision shoulder screw for your application? Check out our selection guide to find out how to select the right part for your unique needs.

More Questions?

Lyn-Tron has been the leading manufacturer of electronic components for over 50 years! We offer a full line of standard electronic hardware, and also have the ability to manufacture custom parts and OEM designed hardware to your print.

Feel free to Contact us today if you have any questions about selecting the right precision shoulder screws for your project, or if you have any requests for custom electronic hardware or parts manufacturing.

Additional Product Information

Steel Precision Shoulder Screw - Sockets

1/8"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7401 Steel 1/4" 1/8" 1/8" 1/8" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 1/8"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7402 Steel 1/4" 1/8" 1/8" 3/16" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 3/16"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7403 Steel 1/4" 1/8" 1/8" 1/4" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 1/4"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7404 Steel 1/4" 1/8" 1/8" 5/16" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 5/16"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7405 Steel 1/4" 1/8" 1/8" 3/8" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 3/8"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7406 Steel 1/4" 1/8" 1/8" 7/16" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 7/16"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"
ST7407 Steel 1/4" 1/8" 1/8" 1/2" #4-40 5/32" 5/64"
  • Material: Steel
  • Head Diameter: 1/4"
  • Head Length: 1/8"
  • Shoulder Diameter: 1/8"
  • Shoulder Length: 1/2"
  • Male Thread: #4-40
  • Thread Length: 5/32"
  • Socket Width: 5/64"

5/32"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7408 Steel 9/32" 1/8" 5/32" 1/8" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 1/8"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7409 Steel 9/32" 1/8" 5/32" 3/16" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 3/16"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7410 Steel 9/32" 1/8" 5/32" 1/4" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 1/4"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7411 Steel 9/32" 1/8" 5/32" 5/16" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 5/16"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7412 Steel 9/32" 1/8" 5/32" 3/8" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 3/8"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7413 Steel 9/32" 1/8" 5/32" 7/16" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 7/16"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7414 Steel 9/32" 1/8" 5/32" 1/2" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 1/2"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7415 Steel 9/32" 1/8" 5/32" 9/16" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 9/16"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7416 Steel 9/32" 1/8" 5/32" 5/8" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 5/8"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7417 Steel 9/32" 1/8" 5/32" 11/16" #6-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 9/32"
  • Head Length: 1/8"
  • Shoulder Diameter: 5/32"
  • Shoulder Length: 11/16"
  • Male Thread: #6-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"

3/16"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7419 Steel 5/16" 5/32" 3/16" 1/8" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 1/8"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7420 Steel 5/16" 5/32" 3/16" 3/16" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 3/16"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7421 Steel 5/16" 5/32" 3/16" 1/4" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 1/4"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7422 Steel 5/16" 5/32" 3/16" 5/16" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 5/16"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7423 Steel 5/16" 5/32" 3/16" 3/8" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 3/8"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7424 Steel 5/16" 5/32" 3/16" 7/16" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 7/16"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7425 Steel 5/16" 5/32" 3/16" 1/2" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 1/2"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7426 Steel 5/16" 5/32" 3/16" 9/16" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 9/16"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7427 Steel 5/16" 5/32" 3/16" 5/8" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 5/8"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"
ST7428 Steel 5/16" 5/32" 3/16" 11/16" #8-32 3/16" 3/32"
  • Material: Steel
  • Head Diameter: 5/16"
  • Head Length: 5/32"
  • Shoulder Diameter: 3/16"
  • Shoulder Length: 11/16"
  • Male Thread: #8-32
  • Thread Length: 3/16"
  • Socket Width: 3/32"

1/4"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7435 Steel 3/8" 3/16" 1/4" 1/8" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 1/8"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7436 Steel 3/8" 3/16" 1/4" 3/16" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 3/16"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7437 Steel 3/8" 3/16" 1/4" 1/4" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 1/4"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7438 Steel 3/8" 3/16" 1/4" 5/16" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 5/16"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7439 Steel 3/8" 3/16" 1/4" 3/8" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 3/8"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7440 Steel 3/8" 3/16" 1/4" 7/16" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 7/16"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7441 Steel 3/8" 3/16" 1/4" 1/2" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 1/2"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7442 Steel 3/8" 3/16" 1/4" 9/16" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 9/16"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7443 Steel 3/8" 3/16" 1/4" 5/8" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 5/8"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"
ST7444 Steel 3/8" 3/16" 1/4" 11/16" #10-32 1/4" 1/8"
  • Material: Steel
  • Head Diameter: 3/8"
  • Head Length: 3/16"
  • Shoulder Diameter: 1/4"
  • Shoulder Length: 11/16"
  • Male Thread: #10-32
  • Thread Length: 1/4"
  • Socket Width: 1/8"

5/16"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7451 Steel 7/16" 7/32" 5/16" 1/4" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 1/4"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7452 Steel 7/16" 7/32" 5/16" 5/16" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 5/16"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7453 Steel 7/16" 7/32" 5/16" 3/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 3/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7454 Steel 7/16" 7/32" 5/16" 1/2" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 1/2"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7455 Steel 7/16" 7/32" 5/16" 5/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 5/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7456 Steel 7/16" 7/32" 5/16" 3/4" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 3/4"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7457 Steel 7/16" 7/32" 5/16" 7/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 7/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7458 Steel 7/16" 7/32" 5/16" 1" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 7/16"
  • Head Length: 7/32"
  • Shoulder Diameter: 5/16"
  • Shoulder Length: 1"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"

3/8"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7459 Steel 1/2" 7/32" 3/8" 1/4" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 1/4"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7460 Steel 1/2" 7/32" 3/8" 5/16" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 5/16"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7461 Steel 1/2" 7/32" 3/8" 3/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 3/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7462 Steel 1/2" 7/32" 3/8" 1/2" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 1/2"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7463 Steel 1/2" 7/32" 3/8" 5/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 5/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7464 Steel 1/2" 7/32" 3/8" 3/4" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 3/4"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7465 Steel 1/2" 7/32" 3/8" 7/8" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 7/8"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7466 Steel 1/2" 7/32" 3/8" 1" #1/4-20 3/8" 5/32"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 1"
  • Male Thread: #1/4-20
  • Thread Length: 3/8"
  • Socket Width: 5/32"
ST7467 Steel 1/2" 7/32" 3/8" 1/4" #5/16-18 7/16" 3/16"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 1/4"
  • Male Thread: #5/16-18
  • Thread Length: 7/16"
  • Socket Width: 3/16"
ST7468 Steel 1/2" 7/32" 3/8" 5/16" #5/16-18 7/16" 3/16"
  • Material: Steel
  • Head Diameter: 1/2"
  • Head Length: 7/32"
  • Shoulder Diameter: 3/8"
  • Shoulder Length: 5/16"
  • Male Thread: #5/16-18
  • Thread Length: 7/16"
  • Socket Width: 3/16"

1/2"

Part Number Material Head Diameter Head Length Shoulder Diameter Shoulder Length Male Thread Thread Length Socket Width Details
ST7475 Steel 5/8" 1/4" 1/2" 1/4" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 1/4"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7476 Steel 5/8" 1/4" 1/2" 5/16" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 5/16"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7477 Steel 5/8" 1/4" 1/2" 3/8" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 3/8"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7478 Steel 5/8" 1/4" 1/2" 1/2" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 1/2"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7479 Steel 5/8" 1/4" 1/2" 5/8" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 5/8"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7480 Steel 5/8" 1/4" 1/2" 3/4" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 3/4"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7481 Steel 5/8" 1/4" 1/2" 7/8" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 7/8"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"
ST7482 Steel 5/8" 1/4" 1/2" 1" #3/8-16 1/2" 1/4"
  • Material: Steel
  • Head Diameter: 5/8"
  • Head Length: 1/4"
  • Shoulder Diameter: 1/2"
  • Shoulder Length: 1"
  • Male Thread: #3/8-16
  • Thread Length: 1/2"
  • Socket Width: 1/4"