This is one kind of three-in-one channel letter bending machines with double pole double
arc device. It has the advantage of high efficiency, stability and precision. This channel
letter notcher can process aluminum sideband, aluminum, stainless steel sideband, metal
sideband etc. This three-in-one channel letter notcher has two sets of slotting system
for slotting different materials without change the blade. Compare to other
manufacturer's processing materials width of within 2-120mm, this channel letter making
machine processing material width is 2-150mm, and processing thickness of the metal
sign making machine is up to 1.20mm.