a:001:Spot welding barbed-tube type bur wire

b:002~003:Integral tube type bur wire

c:004~007:Integral tube (four -barb) type bur wire

d:008~013:Sawtooth type wire

f:022~024:Anode plate

g:025~028:floating (fixed) anode bearing in dust

h:029~032:fioating (fixed) cathode bearing in dust

i:033~034:Anode vibrating hammer

j:033~034:cathode vibrating hammer