HomElectrical.com Lighting & Electrical Supply Superstore

Proto 5-7/8" Convertible Retaining Ring Pliers

Proto 399
SKU PRO-399
Proto 5-7/8" Convertible Retaining Ring Pliers

Image may not depict product actual color, inclusions or accessories

Use these convertible retaining ring pliers to work on internal or external rings. This tool can be converted into internal or external pliers by changing the position of the screw that holds the two faces of the pliers together, or by using a 1/4 turn mechanism.

  • Overall Length: 5-7/8 in.
  • Tip Diameter: 0.038 in.
  • Jaw Shape: Straight.
  • Tip Type: Straight.
  • Material: Alloy Steel.

Similar Pliers Products

Proto 399 Description

Use these convertible retaining ring pliers to work on internal or external rings. This tool can be converted into internal or external pliers by changing the position of the screw that holds the two faces of the pliers together, or by using a 1/4 turn mechanism.

  • Overall Length: 5-7/8 in.
  • Tip Diameter: 0.038 in.
  • Jaw Shape: Straight.
  • Tip Type: Straight.
  • Material: Alloy Steel.

Similar Pliers Products

$28.83Each
In Stock-

Ships between 02/26/2026 - 03/02/2026

Proto
Visit The Proto Store

Product Specifications

Part Number399, 577-399
Weight0.16-lb
UPC662679031855

Shop Top 100 Tools & Hardware Products.

View other Pliers Best Sellers.

Manufacturer Description

Convertible Retaining Ring Pliers

  • Converts from external to internal rings. Precision formed and induction hardened fixed tips
  • Material: Alloy Steel
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.
Proto 5-7/8" Convertible Retaining Ring Pliers
$28.83Each
In Stock-

Ships between 02/26/2026 - 03/02/2026

Similar Pliers Products

Proto 399 Description

Use these convertible retaining ring pliers to work on internal or external rings. This tool can be converted into internal or external pliers by changing the position of the screw that holds the two faces of the pliers together, or by using a 1/4 turn mechanism.

  • Overall Length: 5-7/8 in.
  • Tip Diameter: 0.038 in.
  • Jaw Shape: Straight.
  • Tip Type: Straight.
  • Material: Alloy Steel.

Product Specifications

Proto
Visit The Proto Store
Part Number399, 577-399
Weight0.16-lb
UPC662679031855

Shop Top 100 Tools & Hardware Products.

View other Pliers Best Sellers.

Manufacturer Description

Convertible Retaining Ring Pliers

  • Converts from external to internal rings. Precision formed and induction hardened fixed tips
  • Material: Alloy Steel
Prop65
Important PROP 65 InformationWarning: This product can expose you to chemicals, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov. to CA residents.

Product Questions & Answers

Customer Reviews

Your voice matters. Be the first to leave a review and help other pros shop smarter

Write A Review
Need Assistance?

Never Stop Saving!

With HomElectrical, you are not just buying a product, you are investing in a solution. Our goal is to help you make the most educated choice possible, ensuring maximum savings on every job. We provide the deep product knowledge for all your Electrical, HVAC, and Lighting projects. By promoting efficiency and supporting every purchase with high-quality service, we help save your business money and support a greener future.