Proto Torque Multipliers
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PROTO Torque Multipliers

Capable of precisely tightening & loosening large industrial bolts for a gearbox assembly. Feature a single-stage planetary gear system delivering multiplication ratios up to 6:33:1 for transferring the highest torque in the most compact setups

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Torque Multiplier

Stanley Proto torque multipliers are designed to deliver high mechanical advantages to ensure that the threaded fasteners are properly tightened. These multipliers feature a single-stage planetary gear system offering effective multiplication ratios up to 6:33:1 to transfer the largest torque in the most compact and accurate setups. They come in a maximum rated input of 200 ft lb (271 Nm) and a maximum rated output of 1200 ft lb (1626 Nm). Choose from a wide range of these Proto torque multipliers, available in standard +/- 5% of reading torque accuracy, on Raptor Supplies.

StyleModelCalibration CertificateGear RatioHandle LengthHead Dia.Head ThicknessMaterialMax. Rated InputOverall LengthPrice (ex. VAT)
AJ6222-15:114.125"4.031"5-13/16"Bi Material162 ft.-lb.20"€2,931.23
AJ6232-20.2:114.125"4.031"6.375"Bi Material173 ft.-lb.20"€3,664.23
AJ6212-6.33:114.125"3-15/16"4-1/16"Bi Material200 ft.-lb.20"€1,687.83
BJ6242-29.25:15.625"5.625"8.75"-189 ft.-lb.14 15/16"€8,154.81
CJ6202A-4:15.25"3.25"2-13/16"-227 ft.-lb.8 17/32"€906.51
BJ6252No60:1-5-13/16"10.75"Metal154 ft.-lb.15.187"€9,937.46
DJ6234No15:14.875"4.875"5.5"Metal162 ft.-lb.14 1/16"€4,637.17
AJ6222CERTYes1:13.614.125"4.031"5-13/16"Bi Material162 ft.-lb.19.593€3,184.24
AJ6232CERTYes20.25:114.125"4.031"6.375"-173 ft. lbs.19.593€4,085.05
AJ6212CERTYes1:614.125"3-15/16"4-1/16"Bi Material200 ft.-lb.19.593€2,080.42

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