The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site.

Williams 3,200 Ft Lbs Planetary Gear Torque Multiplier - TM-393

3,200 Ft Lbs 1" Dr Williams 18:1 Planetary Gear Torque Multiplier - TM-393

$2,062.15 $4,535.00
(You save $2,472.85)
Model #
Drive Size:
1 Inch
English Range:
3,200 Ft Lbs
Metric Range:
4,338 Nm
Torque Ratio:
Search Torque Ratios:
10:1 +
Weight Lbs:
Ft Lbs up to 4,500



The Williams TM-393 Planetary Gear Torque Multiplier offers a torque ratio of 18:1 and a maximum output of 3,200 Ft Lbs or 4,338 Nm.


  • This planetary torque multiplier was designed for situations where high torques are necessary for fastening or breaking out stubborn fasteners.
  • The Williams TM-393 torque multiplier allows operator safe and easy means of producing torque for job requirements.
  • Precision planetary gear multiplies the operator''s input from standard torque wrenches.
  • Can also multiply the torque from air-Driven (non-impact) wrenches
  • Max Output Ft. Lbs.: 3200
  • Input Cap: 173
  • Gear Ratio: 20
  • Torque Ratio: 18
  • Input Sq. Size: 1/2"
  • Output Sq. Size: 1
  • Overall Length: 19 39/64
  • Head Height Sq. to Top: 6 1/2
  • Head Dia.: 4 1/16


Warranty Information

Snap-on Industrial Brands will repair or replace Williams’ Torque Multipliers which fail to give satisfactory service due to defective workmanship or material for 90 days from the date of original purchase. Snap-on Industrial Brands does not provide any warranty for products subjected to abnormal use. Abnormal use includes misuse, accident, modification, unreasonable use, neglect, lack of maintenance, or use after the tool is significantly worn. Products must be returned with proof of purchase, freight prepaid, to Snap-on Industrial Brands, Warranty Service, 6969 Jamesson Rd, Midland, GA 31820.