Description
Haul trucks, loaders and cranes carry some of the largest wheel and frame bolts in any fleet. The Snap-on MTMC5100 torque multiplier handles them with a 1/2 in torque wrench on the input. Its 1 in output delivers up to 5,100 ft-lb, or 7,000 N·m, from a compact manual body.

Compact body, heavy rating
Large multipliers can be awkward on a wheel hub or under a chassis. A compact housing, by contrast, slips into tighter spots and is easier to position. Also, because the tool is manual, a mechanic can carry it to a broken machine with no air line or generator.
Setting the input value
First, find the gear ratio and any correction factor on the label or in the Snap-on manual. Next, divide your target output by that figure. The result is the value you set on the 1/2 in input wrench. Finally, choose an input wrench whose scale puts that value near the middle, because click wrenches are less precise at the very bottom of their range.
Sockets and adapters for a 1 in output
Use heavy-duty or impact-rated 1 in drive sockets. Avoid stacking adapters, since every joint in the chain adds play. In addition, check that the socket wall clears nearby parts so the tool can sit square.
Jobs for the Snap-on MTMC5100 torque multiplier
- Mining and quarry truck wheel nuts and final drive bolts.
- Crane slew rings and boom pins in rental fleets.
- Large compressor, chiller and pump bases in plants.
- Rail, port and marine equipment during field service.
Care and accuracy
Clean the input and output drives after use. Then store the Snap-on MTMC5100 torque multiplier in its case, away from water and grit. Because the final result depends on two tools, send both the multiplier and the input wrench for an independent calibration check at the interval your quality plan sets.
Ordering
SMK Vietnam lists this tool for our partner Lost in HCM, who supplies it and handles the quote. Pricing comes from them, so request a quote from Lost in HCM and they will reply with cost and lead time. You can also compare more torque multipliers, read about the brand on the official Snap-on site, or contact SMK Vietnam.
FAQ
Which sockets fit the output?
The output is a 1 in square drive, so use 1 in drive heavy-duty or impact-rated sockets.
Are 5,100 ft-lb and 7,000 N·m the same rating?
Yes. They describe the same maximum output in two units.
Should I pick a compact or a plate style unit?
Pick compact for tight spaces and mobile work. Plate style units such as the MTMP7000 suit larger fixed joints.
















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