Nibbler
GNA 3-5 Professional

The most important data
Rated power input 620 W
Cutting capacity in steel (400 N/mm²), max. 3,5 mm
Stroke rate at no load 1.000 spm
Advantages: GNA 3-5 Professional
The most powerful model from Bosch
  • High-torque 620 W motor
  • Particularly suitable for distortion-free cutting of alloyed steels and stainless steel sheet
  • Working to scribe mark and template easily possible
  • Die plate holder can be set to sheet metal thickness, enabling vibration-free work
  • Long lifetime of punch and die plate leads to high cutting performance
  • Die plate replaceable; punch can be sharpened
  • Cut-off carbon brushes
  • Good handling, also for left-handers
Technical data: GNA 3-5 Professional
Material that can be processed Steel up to 400 N/mm² at 3.5 mm 
Cutting track width 6 mm
Pre-drilling for interior cutout 41 mm
Smallest radius 70 mm
Stroke rate, load 670 spm
Stroke rate at no load 1.000 spm
Weight 3,5 kg
Length 292 mm
Height 117 mm
Cutting capacity in steel (400 N/mm²), max. 3,5 mm
Cutting capacity in steel (600 N/mm²), max. 2,4 mm
Cutting capacity in steel (800 N/mm²), max. 1,6 mm
Cutting capacity in aluminium (200 N/mm²), max. 4,0 mm
Electric specifications
Rated power input 620 W
Power output 340 W
Noise/vibration information

Measured values determined according to EN 60745
Total vibration values (vector sum of three directions)

Vibration emission value ah 9.0 m/s²
Uncertainty K 1.5 m/s²

The A-rated noise level of the power tool is typically as follows: Sound pressure level 80 dB(A); Sound power level 80 dB(A). Uncertainty K= 3 dB.

Complete with: GNA 3-5 Professional
Part no. 0 601 533 103
Punch 2 608 639 025
Die plate 2 608 639 026
Auxiliary handle 2 602 025 075
Allen key WAF 4 1 907 950 005
Supporting arm 2 607 001 190
Test reports
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