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r/metalworking - Screw jacks for leveling trailer, buildings etc
Reddit · r/metalworking
50+ comments · 1 year ago
Reddit · r/metalworking
50+ comments · 1 year ago
I'm guessing 10 tons or so. I would need to ask an engineer. If anyone is listening, it is a 1-1/4 screw, 8tpi. Just calculate for 100 ft lbs of ...Read more
What Is a Screw Jack? The Complete Guide for Beginners
Dezhou Lude Transmission Equipments Co.,Ltd
https://www.ludetransmission.com › what-is-a-screw-jack...
Dezhou Lude Transmission Equipments Co.,Ltd
https://www.ludetransmission.com › what-is-a-screw-jack...
Mar 13, 2026 — Ordinary screw jacks rely on the self-locking of their threads to maintain the position of the load. To ensure safe use, ball screw jacks are ...Read more
Screw Jacks - Results Page 1
KBC Tools & Machinery
https://www.kbctools.com › catsearch › screw-jacks
KBC Tools & Machinery
https://www.kbctools.com › catsearch › screw-jacks
Screw Jacks ; EDGE MACHINIST JACK · 1-811-63000 · EDGE TECHNOLOGY · Regular Price: $77.87. 1 In Stock ; KBC MACHINIST JACK · 1-397-059 · KBC · Regular Price: $6.60. 9 ...Read more
$8.95 delivery30-day returns
Jack Screws - Shop the Best Precision Measuring Tools
Starrett
https://www.starrett.com › products › jack-screws
Starrett
https://www.starrett.com › products › jack-screws
Jack Screws are very handy for leveling work on planer beds, upright drills, setting up machinery, and for general use in the toolroom or machine shop.Read more
 store rating (10)15-day returns
Comparing Machine Screw Jacks and Ball ...
Joyce Dayton
https://www.joycedayton.com › blog › comparing-machi...
Joyce Dayton
https://www.joycedayton.com › blog › comparing-machi...
Mar 3, 2025 — Ball screw jacks are more energy-efficient than machine jacks. They need less horsepower and can operate with smaller and more efficient motors.Read more
Screw Jacks | Power Jacks Limited
Power Jacks
https://www.powerjacks.com › product-category › scre...
Power Jacks
https://www.powerjacks.com › product-category › scre...
High accuracy machine screw thread anode jack available in 3 model types: Standard, Swivel type and High performance – all come as either translating or ...Read more
J Range Screw Jacks 5kN - 1000kN Lifting Capacity
Kelston Actuation
https://www.kelstonactuation.com › screw-jacks › stand...
Kelston Actuation
https://www.kelstonactuation.com › screw-jacks › stand...
Our J Range Screw Jacks are perfect for heavier industrial applications as they can be altered to meet almost any specification.Read more
Foot-Mount Worm Gear Screw Jack - FMJ Series
Candy Controls
https://candycontrols.com › Products
Candy Controls
https://candycontrols.com › Products
Candy's Foot-Mount Screw Jacks, FMJ Series, offer a low-cost solution to a wide variety of industrial lifting, lowering, pushing and pulling applications.Read more
Screw Jack Introduction
liftingmotion
https://www.liftingmotion.com › screw-jack-introduction
liftingmotion
https://www.liftingmotion.com › screw-jack-introduction
The main components of screw jacks are gear housing, trapezoidal lifting screw, worm screw and worm gear. Worm screw is rotated manually or by motor, then the ...Read more
Understanding Feynman's screw jack visually
Physics Stack Exchange
https://physics.stackexchange.com › questions › underst...
Physics Stack Exchange
https://physics.stackexchange.com › questions › underst...
Nov 27, 2020 — A handle 20 inches long is used to turn the screw, which has 10 threads to the inch. We would like to know how much force would be needed at the handle to lift ...Read more
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