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.

StyleModelHandle LengthOverall LengthMaterialHead Dia.Head ThicknessAccuracyMeasurement TypePrice
AJ62344 7/8"14"Metal4 7/8"5 1/2"-5% to +5%SAE€5,220.37
BJ6202A5 1/4"8 19/32"Alloy Steel2 13/16"--5% to +5%SAE€1,171.25
CJ62425 5/8"14 29/32"Alloy Steel5 5/8"8 3/4"-5% to +5%SAE€9,572.16
CJ625212 9/32"15 3/16"Metal5 13/16"10 3/4"-5% to +5%SAE€10,966.45
DJ622214 1/8"19 19/32"Bi Material4 1/16"5 3/4"-5% to +5%SAE€3,384.70
DJ623214 1/8"19 19/32"Bi Material4 1/16"6 1/2"-5% to +5%SAE€4,279.35
DJ6212CERT14 1/8"19 19/32"Bi Material3 15/16"4"-5% to +5%SAE€2,530.61
DJ6232CERT14 1/8"19 19/32"Bi Material-6 1/2"-5% to +5%SAE€5,016.07
DJ621214 1/8"19 19/32"Bi Material3 15/16"4"-5% to +5%SAE€1,966.98
DJ6222CERT14 1/8"19 19/32"Bi Material4 1/16"5 3/4"-5% to +5%SAE€3,813.56