SKU: 51577407182

Ko-ken Tools 1/2 Sq. Dr. Ratchet Handle 72 teeth Length 253mm Quick Release Z-series

Sale price$117.31 Regular price$130.34
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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30

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Description

Ko-ken Tools 1/2 Sq. Dr. Ratchet Handle 72 teeth Length 253mm Quick Release Z-seriesKO KEN QUICK RELEASE RATCHET Ko ken ratchets are known for their very low backlash, small head sizes, and high torque ranges. We designed the new 72 tooth ratchet without compromising on our traditional strengths. The patented design of the 72T combines the low backlash, small size, and has a 10% higher torque limit in comparison to the 36 tooth ratchet. The legacy 36 tooth ratchets move 10 degree click. The new 72 tooth ratchets move 5 degree click.

KO-KEN QUICK-RELEASE RATCHET

Ko-ken ratchets are known for their very low backlash, small head sizes, and high torque ranges. We designed the new 72 tooth ratchet without compromising on our traditional strengths. The patented design of the 72T combines the low backlash, small size, and has a 10% higher torque limit in comparison to the 36 tooth ratchet. The legacy 36 tooth ratchets move 10 degree/click. The new 72 tooth ratchets move 5 degree/click.

The design changes include moving from the single pawl of the 36 tooth design to the patented dual pawl of the 72 tooth design. The dual pawl 72 tooth design utilizes a single spring. We took four years of testing to perfect the low spring pressure needed to maintain Ko-ken's hallmark low-torque backlash. The finer 72 teeth design creates more surface area contact with the gear; thus, it has a 10% higher torque upper limit.

Input Drive Size: 1/2"
Drive Shape: Square
Length: 253 mm
Head Type: Fixed Quick-Release
Gear Teeth: 72Teeth

Repair Kit: 4725BRK-1


Product Dimension (Refer Line Drawing Image):

T Size: 32.8mm
D Size: 36.5mm
H Size: 18.2mm
L Size: 253mm

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 51577407182

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4.6 ★★★★★
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dwheel
Louisville, US
★★★★★ 3
There is no side to side stability
Size: 28 Inch
This product was easy to assemble and install and came with all parts. The product itself is very sturdy, looks good with a nice industrial aesthetic BUT - there is ZERO stability side to side (lengthwise) as the plates which attach to the wood are too small. I have them set closer than the picture so it is not an issue of being too far apart. If anyone else had this problem AND FIGURED OUT A FIX FOR IT - please share!!
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Reviewed in the United States on June 5, 2023
K
Verified Purchase
Kindle Customer
Lake Worth, US
★★★★★ 5
Love those legs
Size: 28 Inch
People love the look of these legs .. they are arty and cool
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2025
D
Verified Purchase
Doogie Howser
Boise, US
★★★★★ 5
Fairly stable. Good value for the price
Size: 16 Inch, Size: 16 Inch
Great set of stands. You have to tighten them pretty snugly to minimize wobble. Given they are metal they’ll have a little bit more give than solid wood. Even so, a tall desk I built with them remains stable and level.
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Reviewed in the United States on December 22, 2025
A
Verified Purchase
Amazon Customer
Houston, US
★★★★★ 5
Love it!
Love this bookcase. It was easy to assemble and is sturdy and solid. Plus it looks great!
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Reviewed in the United States on April 17, 2024
T
Verified Purchase
Tyler
Bozeman, US
★★★★★ 1
Avoid
Very wobbly, pipes were cut too long. Bad QC.
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Reviewed in the United States on January 2, 2026

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