Use with AC power suppliers,it can stike mothe operating more stable arc to make the operating more efficient.

Use with AC power  suppliers,it can stike mothe operating more stable arc to make the operating more efficient.

Model	Dia × Length		Current Range(A)
	mm	Inches
B505	5×305(355)	3/16×12′(14′)	150-250
B506.5	6.5×305(355)	1/4×12′(14′)	200-300
B508	8×305(355)	5/16×12′(14′)	300-400
B509	9×305(355)	23/64×12′(14′)	350-450
B509.5	9.5×305(355)	3/8×12′(14′)	350-450
B511	11×305(355)	7/16×12′(14′)	400-500
B512.7	12.7×305(355)	1/2×12′(14′)	500-600

AC copper coated pointed gouging rods