flexible shaft for grass cutter.from 4mm to 20mm, left revolved construction.
details size: 4mm 5mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm.
1)for brushcutter use: 8mm and 6mm. color black. yellow+black, white;
2) for electric tools use: 4mm and 6mm, color white, black;
3) for vibrator use: 8mm to 20mm.