TruTool F 125
TruTool F 125
Seam locker

TruTool F 125

For closing angle and standing seams

The TruTool F 125 closes angle and standing seams with a spring-loaded hammer. This gives you tightly closed seams with consistent quality, even with variations in sheet thickness. The maximum seam height is 1.57 in. The free-standing tool allows you to work well even in tight corners and angles.

For angle and standing seams

Close the seam with consistently high quality, even in corners and angles.

Can be adjusted without tools

The sheet and seam thickness are controlled manually and minor variations in sheet thickness are evened out.

Seam lockers: Video on the area of application
Maßzeichnung, TruTool F 125
TruTool F 125, dimensional drawing


For standing and angle seams

For closing prepared standing and angle seams.

The following consumables and the corresponding accessories are included in the scope of delivery.


1 unit 1763681

Find the right consumables and accessories for your machine here.

TruTool F 125, top hammer
Top hammer

1 unit  102964
TruTool F 125, bottom hammer
Bottom hammer

1 unit  105448
TruTool F 125, plastic buffer
Plastic buffer

1 unit  105449

1 unit  1763681
TruTool F 125
Maximum sheet thicknesses  
Maximum sheet thickness, steel up to 400 N/mm² (max.) 1.25 mm
Max. lock seam thickness 5 mm
Lock seam elevation (H) 40 mm
Working Speed 5 m/min - 6 m/min
Stroke rate with nominal load 1850 RPM
Nominal power consumption 550 W
Weight without cable 2.8 kg

This product range and information may vary depending on the country. Subject to changes to technology, equipment, price, and range of accessories. Please get in touch with your local contact person to find out whether the product is available in your country.

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