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Best Screw jacks

YEUQWJ Adjustable Support Jack for The Floor,Post Floor Joist Jacks,RV Step Stabilizer,Mini Screw Jack-- Post 3.5\ to 6\ (8 Pack)

  • EASY TO USE: To make adjustments to the height of the Mini Screw Jack, Just use a pipe wrench to turn the screw to the required height, and then tighten the positioning nut..
  • MINI SCREW JACK:Although the Mini Screw Jack is small in size, it is big in strength and durability..
  • SAFE & SECURE: Built with high quality materials, this adjustable support jack is extremely versatile and useful in small spaces.This product includes a safety lock set screw to ensure security..
  • VARIETY OF USES:Temporarily secure a weak floor or screw jacks home leveling post floor jack..
  • STURDY & DURABLE:Support Jack made of heavy duty steel, more durable and sturdy..
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ZHENXIN Adjustable Support Jack for The Floor,Post Floor Joist Jacks,Telescoping Jack for Temporary Support,Mini Screw Jack-- Post 1'1.5'' to 1'4.5''(2PACKS)

  • MINI SCREW JACK:Although the Mini Screw Jack is small in size, it is big in strength and durability..
  • EASY TO USE: To make adjustments to the height of the Mini Screw Jack, Just use a pipe wrench to turn the screw to the required height, and then tighten the positioning nut..
  • SAFE & SECURE: Built with high quality materials, this adjustable support jack is extremely versatile and useful in small spaces.This product includes a safety lock set screw to ensure security..
  • VARIETY OF USES:Temporarily secure a weak floor or screw jacks home leveling post floor jack..
  • STURDY & DURABLE:Support Jack made of heavy duty steel, more durable and sturdy..
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AME 13121 Aluminum Jack (55 Ton 6\ Stroke with New Saddle and)

  • ...stall and adjust and are designed for stabilizing and supporting beams and joists during construction and repairs.
  • BUILT TO LAST: Constructed of heavy-duty steel and red oxide finish, these foundation leveling jacks are built for strength, durability, and longevity with a resistance to rust and corrosion.
  • Each house screw jack post features a 3-inch diameter base post that is welded to the bottom plate and includes a screw jack pole and turning bar with a large top plate.
  • ISO9001 certified for strength and durability.
  • ADJUSTABLE FLOOR JACK POST: Use the turning bar and screw bolt to adjust the height of the basement post jack from 12 inches to 16 inches (30.5 to 40.7 cm) for different height requirements.
  • The jack extends telescopically for temporary leveling, bracing, and stabilizing your floor beams or roof trusses.
  • MAXIMUM WEIGHT CAPACITY: Min and max heights offer up to 9,700-pound (4,400 kg) weight capacity.
  • Install the base plate on a stable concrete slab under the area you wish to support.
  • Use the mounting holes on top and bottom plates to bolt jack to supporting bricks to ensure secure positioning and use the turning bar to extend the height of the house floor jack.
  • Always grease threads before use (grease not included).
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Ellis Manufacturing Company 4x4 Screw Jack - Adjustable Support - Safe Load Capacity (15,000 lbs) - Painted Finish

  • SCREW JACK: The Ellis 4x4 Screw Jack is an extremely versatile product that will allow you to create an adjustable support of any length with your own 4x4 lumber. This product is designed to provide structural support in residential, commercial, trench, and collapse rescue shoring applications..
  • EASY TO USE: Designed to provide either vertical or horizontal support, this adjustable screw jack is functional, strong, and heavy duty. To adjust the height of the screw jack, simply turn the "U" shaped handle until you reach your desired height. Lock the Safety Screw in to set the height for long term support applications..
  • SAFE & SECURE: Built with high quality steel, this screw jack is designed to be long lasting and durable. This product is equipped with a safety lock, you can tighten the safety lock with an allen wrench once the final adjustment has been made..
  • SPECIFICATIONS: Safe Load Capacity: 15,000 lbs, Weight: 12 lbs, Minimum Overall Height: 14.25.
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Akron Products Big-Moe Adjustable Floor Jack - Size Range 4'8\-8'4\ (11GA)

  • ...stall and adjust and are designed for stabilizing and supporting beams and joists during construction and repairs.
  • BUILT TO LAST: Constructed of heavy-duty steel and red oxide finish, these foundation leveling jacks are built for strength, durability, and longevity with a resistance to rust and corrosion.
  • Each house screw jack post features a 3-inch diameter base post that is welded to the bottom plate and includes a screw jack pole and turning bar with a large top plate and (2) locking pins.
  • ISO9001 certified for strength and durability.
  • ADJUSTABLE FLOOR JACK POST: Use the turning bar and screw bolt to adjust the height of the basement post jack from 19 inches to 36 inches (48.3 to 91.4 cm) for different height requirements.
  • The jack extends telescopically for temporary leveling, bracing, and stabilizing your floor beams or roof trusses.
  • MAXIMUM WEIGHT CAPACITY: Load bearing capacity decreases as jack height extends.
  • Min height has a 9,700-pound (4,400 kg) capacity.
  • Max height has a 6,800-pound (3,084 kg) capacity.
  • Install base plate on a stable concrete slab under the area you wish to support.
  • Bolt down the mounting holes on base plates to supporting bricks to ensure secure positioning and use the turning bar to extend the height of the house floor ja....
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BAOSHISHAN 6 Ton Double Ram Bottle Jack 6-1/4\ to 15-3/4\ Lifting Range Hydraulic Welded Bottle Jack Car Jack

  • [DOUBLE RAM] - The double-ram design plus extension screw top means you have 3 stages of lifting stroke, which has a better range of motion than a traditional single ram 6 ton bottle jack..
  • [BETTER RANGE OF MOTION] - The 6-1/4" starting height allows stubby bottle jack to fit most car clearance, and it has a double ram design with extension screw, which would fully extend up to 15-3/4"..
  • [SAFETY VAVLUE] - Each jack is tested for safety. The secure valve will automatically protect jack hydraulic system when overload. Equipped with a high-quality, glide-action pressure pump which is designed to lift with min effort..
  • [SCREW TOP] - Don't forget to screw the 2-3/8" tip up before using the 6 ton jack. It allows the hydraulic jack to be adjusted to accommodate desired work height while X-shaped top adds versatility. Thickened steel base increases stability and strength..
  • [PARAMETER] - Rated capacity: 6 ton (12,000 lbs) | Max height: 400mm/15.75" | Min height: 160mm/6.30" | Total lift: 9.45" | Adjustable height: 60mm/2.36" (extension screw top) | Net Weight: 4.9kg/10.8lbs.
  • [WARRANTY] - BAOSHISHAN provides ONE-year Warranty for the double ram jack. If there is any oil leakage, damage or malfunction of the bottle jacks, please do not hesitate to contact the after-....
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Adjustable Support Jack for The Floor,Post Floor Joist Jacks,Mini Screw Jack- Post 10\ to 13\

  • ...stall and adjust and are designed for stabilizing and supporting beams and joists during construction and repairs.
  • BUILT TO LAST: Constructed of heavy-duty steel and red oxide finish, these foundation leveling jacks are built for strength, durability, and longevity with a resistance to rust and corrosion.
  • Each house screw jack post features a 3-inch diameter base post that is welded to the bottom plate and includes a screw jack pole and turning bar with a large top plate and (2) locking pins.
  • ISO9001 certified for strength and durability.
  • ADJUSTABLE FLOOR JACK POST: Use the turning bar and screw bolt to adjust the height of the basement post jack from 19 inches to 36 inches (48.3 to 91.4 cm) for different height requirements.
  • The jack extends telescopically for temporary leveling, bracing, and stabilizing your floor beams or roof trusses.
  • MAXIMUM WEIGHT CAPACITY: Load bearing capacity decreases as jack height extends.
  • Min height has a 9,700-pound (4,400 kg) capacity.
  • Max height has a 6,800-pound (3,084 kg) capacity.
  • Install base plate on a stable concrete slab under the area you wish to support.
  • Bolt down the mounting holes on base plates to supporting bricks to ensure secure positioning and use the turning bar to extend the height of the house floor ja....
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BISupply Basement Floor Jacks – 150in Adjustable House Jacks for Leveling, Basement Jack Post Floor Joist Jacks

  • ...stall and adjust and are designed for stabilizing and supporting beams and joists during construction and repairs.
  • BUILT TO LAST: Constructed of heavy-duty steel and red oxide finish, these foundation leveling jacks are built for strength, durability, and longevity with a resistance to rust and corrosion.
  • Each house screw jack post features a 3-inch diameter base post that is welded to the bottom plate and includes a screw jack pole and turning bar with a large top plate and (4) locking pins.
  • ISO9001 certified for strength and durability.
  • ADJUSTABLE FLOOR JACK POST: Use the turning bar and screw bolt to adjust the height of the basement post jack from 54 inches to 150 inches (137.2 to 381 cm) for different height requirements.
  • The jack extends telescopically for temporary leveling, bracing, and stabilizing your floor beams or roof trusses.
  • MAXIMUM WEIGHT CAPACITY: Load bearing capacity decreases as jack height extends.
  • Min height has an 11,200-pound (5,080 kg) capacity.
  • Max height has a 2,500-pound (1,134 kg) capacity.
  • Install base plate on a stable concrete slab under the area you wish to support.
  • Bolt down the mounting holes on base plates to supporting bricks to ensure secure positioning and use the turning bar to extend the height of the house floor....
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Knob for Bottle Jack Valve Release Screw On Harbor Freight Hydraulic Press Made of 6061 Aluminum (3/8\)

  • hydraulic jack valve release screw knob comes in two sizes to either the jack screw with a 3/8" and 7/18" diameter valve release screw.
  • It is machined from a solid bar of 6061 aircraft quality aluminum, The knob also has a longer knurled section ,for extra grip..
  • It slides on over the release screw, turns 1/4 turn then secured in place with a set screw (included) from the end of the knob. You will need to use a 5/32 hex key (Allen wrench).
  • This particular part is designed for the Harbor Freight Hydraulic Bottle Jack used in the 6, 12 & 20 ton arbor presses but will work on any bottle jack with a 3/8 and 7/18" diameter valve release screw having a.
  • DO NOT USE WHEN LIFTING VEHICLES: ONLY TO BE USED ON HYDRAULIC PRESS APPLICATIONS!.
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BAOSHISHAN 4 Ton Bottle Jack Double Ram 6-1/4\ to 15-3/8\ Lifting Range Hydraulic Jack Car Jack Portable with Carrying Case

  • [DOUBLE RAM] - The double-ram design plus extension screw top means you have 3 stages of lifting stroke, which has a better range of motion than a traditional single ram 4 ton bottle jack..
  • [BETTER RANGE OF MOTION] - The 6-1/4" starting height allows stubby bottle jack to fit most car clearance, and it has a double ram design with extension screw, which would fully extend up to 15-3/8"..
  • [WITH CARRYING CASE] - The double ram bottle jack with case is easy enough to store away in the vehicle or garage. And the color of the compact box is random, BLACK or GRAY. If the box you received is damaged, please do not hesitate to contact after-sales service to replace it..
  • [SAFETY VAVLUE] - Each jack is tested for safety. The secure valve will automatically protect jack hydraulic system when overload. Equipped with a high-quality, glide-action pressure pump which is designed to lift with min effort..
  • [SCREW TOP] - Don't forget to screw the 2-3/8" tip up before using the 4 ton jack. It allows the hydraulic jack to be adjusted to accommodate desired work height while X-shaped top adds versatility. Thickened steel base increases stability and strength..
  • [WARRANTY] - BAOSHISHAN provides ONE-year Warranty for the double ram jack. If there is any oil leakage, damage or ma....
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BAOSHISHAN 3 Ton Double Ram Bottle Jack 6-1/2\ to 16-1/2\ Lifting Range Portable Hydraulic Jack with Carrying Case

  • [HIGH LIFT] - This high lift bottle jack have a double ram design with extension screw. The car jack fully extends up to 16.54" on the basis of constant capacity and volume. The double extending ram makes it easy to put the jack in place and it extends enough to easily raise the high clearance cars..
  • [DOUBLE RAM] - The double-ram design means you can get it into places where a traditional 2-4 ton jack would fit, but you have almost TWICE the lifting height since the second tube does not start extending until the first one reaches its maximum height. Combined with the extension screw, this fully extends to over 16 inches (about 10" of total lift)..
  • [WITH CARRYING CASE] - The bottle jack with case is easy enough to store away in the vehicle or garage. If the box you received is damaged, please do not hesitate to contact after-sales service to replace it. And the color of the compact box is random, BLACK or GRAY..
  • [SCREW TOP] - Don't forget to screw the 2-3/8" tip up before using the 3 ton jack to lift cars. It allows the hydraulic jack to be adjusted to accommodate desired work height. The diameter of the top is 0.8 inches..
  • [STURDY STRUCTURE] - Although the main bottle is only slightly larger than a 12oz soda can, and the overall weight is about 5.5 ....
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Auto Jack Ratchet Handle, Auto Labor-Saving Jack Ratchet Wrench with Long Handle, Scissor Jack Lift Speed Handle Tool Jack Lug Handle Tool Tire Wheel Jack Wrench, Universal 360° Swivel Car Repair Tool

  • Jack Screw Set: With a weight capacity of 1000 pounds, the bases can be stacked and combined for cylindrical applications or narrow edges and slots.
  • Extendable Base: Includes 1" and 2" extension bases that can be combined.
  • adjustable with the pivotal top or a single contact point extension.
  • Dimensions: Machinist jack screw set has a range of 2.25" to 3.375" before extension use.
  • Set Includes: Screw jack set includes screw jack, two optional bases, 1" and 2" extension, locking bar, optional support and fitted case.
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BAOSHISHAN 3 Ton Bottle Jack Double Ram 6-1/2\ to 16-1/2\ Lifting Range Hydraulic Jack Car Jack Welded Bottle Jack Portable with Carrying Case

  • [DOUBLE RAM] - The double-ram design plus extension screw top means you have 3 stages of lifting stroke, which has a better range of motion than a traditional single ram 3 ton bottle jack. You have almost TWICE the lifting height since the second tube does not start extending until the first one reaches its maximum height..
  • [BETTER RANGE OF MOTION] - The 6-1/2" starting height allows small bottle jack to fit most car clearance, and it has a double ram design with extension screw, which would fully extend up to 16-1/2"..
  • [WITH CARRYING CASE] - The double ram bottle jack with case is easy enough to store away in the vehicle or garage. And the color of the compact box is random, BLACK or GRAY. If the box you received is damaged, please do not hesitate to contact after-sales service to replace it..
  • [SCREW TOP] - Don't forget to screw the 2-3/8" tip up before using the 3 ton jack. It allows the hydraulic jack to be adjusted to accommodate desired work height while X-shaped top adds versatility. Thickened steel base increases stability and strength..
  • [STURDY STRUCTURE] - Although the main bottle is only slightly larger than a 12oz soda can, and the overall weight is about 5.5 pounds, the compact bottle jack with high-quality alloy steel structure to ensure qua....
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