Electrode ø20 L.100 c.20 conic. 10% tip off center
Electrode ø30 L.100 c.20 conic. 10% tip off center
ø22 L.32 reduction from c.20 to c.12 conic. 10%
Electrode ø20 L.55 c.20 conic. 10% central tip
Electrode ø20 L.55 c.20 conic. 10% tip off center
Electrode ø30 L.55 c.20 conic. 10% flat tip
Electrode ø22 L.77 c,20 conic. 10% central tip
Electrode ø20 L.77 c.20 conic. 10% milled spoked tip