Heavy Duty, High Production Pipe & Bolt Threading Machines with Variable Speed Frequency Drive

Oster 792 / 794 “LX Series” Bolt and Pipe Threading Machines

Oster 792

Bolt Range  1/4" to 2"
Pipe Range  1/8" to 2"

General Specifications

Spindle Speeds, Variable  20-210 RPM
Maximum thread length, no re-grip  12.5"
Net Weight  900 lbs.
 Shipping Weight  1040 lbs.

The Oster 700LX series of bolt and pipe threading machines offers you an energy-efficient, easy to use, heavy-duty threader. As a versatile threading machine, the Oster 792LX features slide-in tools and an optional blade-type cut-off. Efficient and quick, the Oster 794LX features swing-over tools and carriage for easy pipe threading, reaming, and cut-off. Our LX bolt threading machines are high-production, heavy-duty machines. Ideal for all your threading machine needs. Each model has a variable frequency drive capable of RPM between 0-200.

Oster pipe and bolt threading machines are made and manufactured in the US. Our commitment to quality and reliability has made us a trusted threading manufacturer for over 125 years. The longevity of our threading machines reflects our equipment design and performance capabilities. Oster pipe and bolt threading machines are built to last.

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792LX With Quad II Slide-In HeadQuad Head Slide

The 792LX is supplied with the Quick Opening Quadversal Die Head as standard equipment, but it can be supplied with the "Automatic Opening" Die Head. Both types use Quad Dies, have a Blade Type Reamer and a quick open-close die adjustment lever for easy, fast die changing.

Oster 794 – Conversion to Swing-Over Die Head Tooling584 Carriage

The 794LE comes with the Quick Opening, Swing-Over Die Head as standard equipment but can be furnished with the "Automatic Opening" version. Both types use Oster Quad Type Dies and a quick open-close die adjustment lever for easy, fast die changing. The machine incorporates a swing-over, self centering roller cutter and detachable blade reamer.


792LX Threading Machine Cut-Off Accessories792 Carriage Cutoff

No. 02394 Blade Type Cut-Off

A self Centering, Blade type Cut-Off that produces a clean square cut with minimum burr.

Additional Accessories for the 792LX Threading Machine

No. 200 Nipple Chuck, Adjustable Stock Supports

Other LX Threading Machine Series Features

  • Easy to Read Digital RPM Display
  • Taper Roller Bearing Mounted Spindle
  • Heavy Duty Ball Bearing Mounted Worm Shaft
  • Flat Ways
  • Fabricated Steel Construction
  • Patented Chuck Jaw Inserts

Production Speed Studies for Pipe Threading Machines 

Pipe Threading

Pipe Size 1/2" x 6" lg. 1/2" x 2' lg. 1/2" x 10' lg. 1" x 6" lg. 1" x 2' lg. 1" x 10' lg. 2" x 6" lg. 2" x 2' lg. 2" x 10' lg.
Pieces per hour 122 98 76 110 88 67 80 74 58

Standard Equipment Furnished for the 792/794 LX Series Threading Machine

  • Motor - 5 H.P., 3 phase, 240 or 480 Volt. (Higher voltage will require the installation of a separate step up transformer).
  • Motor Control - Variable frequency type with forward and reverse and potentiometer for speed control.
  • Carriage - Slide Type with Feed Lever
  • Diehead - ONE, QUADVERSAL QUICK-OPENING type - capacity 1/8" thru 2" pipe, 1/4" - 2" bolt - 792LX Slide-In type, Swing-Over on the 794LX
  • Dies - TWO sets High Speed Steel Pipe Dies(Symbol Quad) Right-Hand, 1 set (1/2" and 3/4"), 1 set (1" thru 2").
  • Reamer - Detachable, Blade type
  • Cutter - Roller type, self centering. (Blade type available at extra cost - Slide-In carriage Only).
  • Front Chuck - Fast, Positive! Grips in both right and left hand direction. Equipped with patented self actuated replaceable jaw inserts.
  • Rear Centering Chuck - Rotating Type - scroll actuates 3 guides simultaneously.
  • Gage - Graduated scale bar and thread length gage.
  • Oil Pump - 115 Volt Gusher Pump internally relieved, with status light
  • Oil - Thread cutting, FIVE gallons - Oster "BESTOIL".

Watch a Video of the Oster 794LE Threading Machine

Our 794LE threading machine video includes a basic operational overview. 



Discuss your Heavy-Duty Bolt Threading Machine Needs with Us Today

Our pipe and bolt threading machines produce faster and longer, while our customer support remains unparalleled. Our trained specialists are ready to help you whenever you need additional training or technical support.

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Custom Applications or Technical Questions – Oster is here for you!

When you call Oster Manufacturing there is always a human being on the other end of the line. We have skilled technical and sales experts on hand to take your call. If you’re interested in a machine or tooling for a non-standard threading application we are happy to consult with you on the project and come up with custom engineered solutions to make your project idea a reality. We can make a variety of custom tooling for special projects and keep them in stock for you so you never have to wait when it comes to a difficult project.

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