Protecting Threads Worldwide

Leading international source for all thread protectors with a wide range of sizes and materials. Visit us for Tubing, Casing/Composite, Plastic, and Poly-Urethane Thread Protectors and Cast Steel Lifting Bails.

Thread Protection Solutions

Explore our extensive range of innovative thread protectors designed for diverse applications.

Light Duty Plastic Thread Protectors

Our Light Duty Plastic Thread Protectors offer great value and adequate protection for all your casing, tubing, and tool joint sizes of pipe. Our entire line of plastic protectors are manufactured to meet or exceed all A.P.I safety standards. We stock most of the common sizes and materials of plastic thread protectors, please contact us for availability information.

Product Range in Stock

  • 2-3/8"    -    5-1/2"    IF

  • 2-3/8"    -    7-5/8"  REG

  • 3-1/2"    -    6-5/8"   FH

  • 3-1/2"    -    7-5/8"  H-90

  • Hydril PH-6 and CS-8

  • 2-3/8"    -    4-1/2"  EUE / NUE

  • Sucker Rod Protectors

  • Plastic Pipe Wedges

Heavy Duty Plastic Thread Protectors

Our Heavy Duty Plastic Thread Protectors provide stronger thread protection than the lighter plastic, and are manufactured to conform to all A.P.I. safety and usage standards. We stock most common A.P.I. sizes as well as many Premium/Proprietary products. Please contact us for pricing and availability on our extensive inventory of Heavy Duty Closed Ended Plastic Thread Protectors.

Product Range in Stock

  • 2-3/8"   -    4-1/2"     IF

  • 2-3/8"   -    8-5/8"   REG

  • 5-1/2"   &   6-5/8"    FH

  • 1", 1-1/4", 1-1/2" AMMT

  • Hydril PH-6 and CS-8

  • XT-39, XT-54, and XT-57

  • HT-38, HT-40, and HT-55

  • Delta 425 and Delta 544

  • GPDS-38, GPDS-40, GPDS-42 GPDS-50, GPDS-55, GPDS-65

  • Other Premium Sizes (XT, HT, Delta, CET, Left-Hand, etc.) quotations available upon request

Pressed Steel Thread Protectors

Our Pressed Steel Thread Protectors offer excellent heavy protection for your thread connections. This style of protector is made to conform to all A.P.I. safety standards, guaranteeing efficiency and reliability. We stock most standard API tool joint sizes, and we can offer premium / proprietary sizes upon request. Please contact us for quantity and size availability information.

Product Range in Stock

  • 2-3/8"   -   5-1/2"   IF

  • 2-3/8"   -   8-5/8"  REG

  • 3-1/2"   -   6-5/8"  FH

  • 3-1/2"   -   6-5/8"  H-90

  • Left-Handed Sizes Upon Request

  • Premium Threads (XT, HT, SL-H90, etc.) upon request

Cast Steel Lifting Bails and Blank Castings

Our Cast Steel Lifting Bails provide the ultimate heavy duty protection and use for handling drilling tools, collars and bits. All of our Lifting Bails have been mag-particle inspected and load tested to a safe working load of 11,000 - 22,000 lbs., depending on size. We can provide Material / Pull Test Certificates at no additional charge. We stock most standard A.P.I. thread types as well as many Premium and Left-Hand threads. We also supply an extensive inventory of Blank Castings for use in threading specialty or proprietary thread types. Dimension Sheets for our Blank Castings are available upon request for review and confirmation of compatibility. Please contact us for size, quantity, and custom threading availability information.  

Product Range in Stock

Threaded Cast Steel Lifting Bails

  • 2-3/8"   -    5-1/2"     IF

  • 2-3/8"   -    8-5/8"   REG

  • 4-1/2"   -    6-5/8"    FH

  • 4-1/2"   -    6-5/8"   H-90

  • XT-39, XT-54, and XT-57

  • HT-38 and HT-50

  • 2-3/8" - 2-7/8" Hydril PH-6 and CS-8

  • NC-44, NC-61, NC-77

Blank Castings (Pin and Box)

  • 2-3/8" IF Box w/No I.D. Hole (for very small thread profiles)

  • 2-3/8" IF/REG  -   8-5/8" REG

Poly-Urethane Thread Protectors

Our Poly-Urethane Thread Protectors allow us to be provide a comprehensive yet flexible type of pipe protection. With Poly-Urethane, we have the capability to produce any possible thread that you might encounter. To be clear, small quantity projects might be cost-prohibitive, but we can offer specialty molding production for proprietary applications, including set-up, sample prototypes, and final product. Please contact us for any of your specialty or proprietary thread protection needs.

Sample List of Poly-Urethane Products

  • Stub Acme Threads

  • ST-20, ST-22, ST-38

  • NC-61, NC-77, NC-84

  • 7-5/8" H-90, 8-5/8" H-90, 8-5/8" IF

  • 3-1/2"  -   8"  BECO

Poly-Urethane Drill Bit Protectors

We also supply our exclusive "Slip-Over" Drill Bit Protectors to help protect drill bits from the production line to the drill platform. We have molds available in sizes ranging from 3-1/2" all the way up to 16" Drill Bit / Mill Head Protectors. Please contact us for current pricing and lead time for production.

Your Trusted Thread Protection Experts

For almost 100 years, R. Smith and Son, Inc. has been the go-to international source for all types of thread protection. Our vast inventory includes Tubing, Casing/Composite, Light Duty Plastic, Heavy Duty Plastic and Poly-Urethane Thread Protectors and Cast Steel Lifting Bails. Located just north of the energy capital of the world in Houston, Texas, we are well positioned to meet our customer's needs expediently.  Our commitment to quality and customer satisfaction is unmatched. Please contact us by email or phone with any and all of your thread protection needs!

Get in Touch with Us

Reach out for inquiries/ quotes, orders, or support. We're here to help!

23223 West Hardy Rd. Houston, TX 77373

281-355-9700

tommy@r-smith-and-son.com

Monday - Friday: 8:30am-5:00pm; Sat & Sun: Closed

Get Your Thread Protectors Today!

Protect your threads with our extensive inventory of high-quality protectors. Contact us to place your order and ensure the safety of your equipment.