DDD-EF-FT : Deep Double Tube Drills with External 4-Start Thread Connection Carrying Triangular Inserts (18.4-40 dia.)

Designation		DCN	DCX	PL	OAL	DCONMS	THOD	THID
DDD-EF 18.40-20.00-FT		18.40	20.00	3.00	64.00	16.00	TDO-I0	TDI-N0
DDD-EF 20.01-21.80-FT		20.01	21.80	3.20	66.70	18.00	TDO-I1	TDI-N1
DDD-EF 21.81-21.99-FT		21.81	21.99	3.20	66.70	19.50	TDO-I2	TDI-N2
DDD-EF 22.00-24.10-FT		22.00	24.10	3.40	68.90	19.50	TDO-I2	TDI-N2
DDD-EF 24.11-25.00-FT		24.11	25.00	3.40	68.90	21.00	TDO-I3	TDI-N3
DDD-EF 25.01-26.40-FT		25.01	26.40	3.60	71.10	21.00	TDO-I3	TDI-N3
DDD-EF 26.41-28.00-FT		26.41	28.00	3.60	74.10	23.50	TDO-I4	TDI-N4
DDD-EF 28.01-28.70-FT		28.01	28.70	4.60	79.60	23.50	TDO-I4	TDI-N4
DDD-EF 28.71-29.99-FT		28.71	29.99	4.60	79.60	25.50	TDO-I5	TDI-N5
DDD-EF 30.00-31.00-FT		30.00	31.00	4.60	79.60	25.50	TDO-I5	TDI-N5
DDD-EF 31.01-32.00-FT		31.01	32.00	4.60	84.60	28.00	TDO-I6	TDI-N6
DDD-EF 32.01-33.30-FT		32.01	33.30	5.40	84.90	28.00	TDO-I6	TDI-N6
DDD-EF 33.31-36.20-FT		33.31	36.20	5.40	94.90	30.00	TDO-I7	TDI-N7
DDD-EF 36.21-39.00-FT		36.21	39.00	5.40	99.90	33.00	TDO-I8	TDI-N8
DDD-EF 39.01-39.60-FT		39.01	39.60	5.40	99.90	33.00	TDO-I8	TDI-N8
DDD-EF 39.61-40.00-FT		39.61	40.00	5.40	104.90	36.00	TDO-I9	TDI-N9