EDM Drill Tubes & Electrodes

The electrode tubes offered by us have maximum material removal rates at minimal wear. They are the result of constant will to do the best for the users of Ram EDM and high speed drilling.

They come in various diameters and lengths as shown below:

Copper single hole tube					Brass single hole tube					Multi channels tube
O.D	Tol.	I.D	Tol.	L mm	O.D	Tol.	I.D	Tol.	L mm	O.D	Tol.	Ch
												2	3
0.10	-0.005 -0.005+0 -0.01	0.03	±0.02	200 200 200300 ~ 700	–	+0 -0.01	–	±0.02	200 200300 ~ 700	–		–	–
0.15		0.06			0.15		0.06			–		–	–
0.20		0.10			0.20		0.10			–		–	–
0.25		0.12			0.25		0.12			–		–	–
0.30		0.12			0.30		0.12			–	+0 -0.01	–	–
0.40		0.15			0.40		0.18			–		–	–
0.50		0.18			0.50		0.18			0.50		O	–
0.60	+0 -0.02	0.20			0.60	+0 -0.02	0.20			0.60	+0 -0.02	O	–
0.70		0.20			0.70		0.20			0.70		O	–
0.80		0.30			0.80		0.30			0.80		O	–
0.90		0.30			0.90		0.30			0.90		O	–
1.00		0.30			1.00		0.30			1.00		O	–
1.10		0.30			1.10		0.30			1.10		O	O
1.20		0.40			1.20		0.40			1.20		O	O
1.30		0.40			1.30		0.40			1.30		O	O
1.40		0.40			1.40		0.40			1.40		O	O
1.50		0.50			1.50		0.50			1.50		O	O
1.60		0.50			1.60	+0 -0.03	0.50	±0.03		1.60	+0 -0.03	O	O
1.70		0.50			1.70		0.50			1.70		O	O
1.80		0.50			1.80		0.50			1.80		O	O
1.90		0.50			1.90		0.50			1.90		O	O
2.00		0.60			2.00		0.60			2.00		O	O
2.10	+0 -0.03	0.70	±0.03		2.10		0.70			2.10		O	O
2.20		0.70			2.20		0.70			2.20		O	O
2.30		0.80			2.30		0.80			2.30		O	O
2.40		0.80			2.40		0.80			2.40		O	O
2,50		0.80			2.50		0.80			2.50		O	O
2.60		0.90			2.60		0.90			2.60		O	O
2.70		0.90			2.70		0.90			2.70		O	O
2.80		0.90			2.80		0.90			2.80		O	O
2.90		1.00			2.90		1.00			2.90		O	O
3.00		1.00			3.00		1.00			3.00		O	O
3.10 ~ 6.00					3.10 ~ 6.00					3.10 ~ 6.00		O	O