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Home / Products / Toolholding / Collet Chucks / Double Angle Collet Chucks / Double Angle Collet Chucks

Double Angle Collet Chucks

Double Angle Collet Chucks

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• Constructed of alloy steel for long, durable service life.
• Hardened to RC 52-56 to avoid damaging collet chuck threads.
• Shiny taper with black oxide finish for the best combination of accuracy and durability.
• Collet seat taper T.I.R. ≤.0004”.
• Through-spindle coolant capability.
• Parsymmetry™ design for high-speed operation.
• Plastic bumper protects spindle and holder during tool changes. Available on NMTB 40 and 50 tapers only.
• Flange-entry coolant is the same as DIN Form B. Other sizes available on request.

COLLET

Type	L	D
DA300	1.000	.375
DA200	1.187	.539
DA100	1.437	.769
DA180	1.639	1.025
Order Collets Separately

DA300 COLLET SERIES - .031-.250 (.8-6.4)

Part Number	Taper Type	B	C	D	Collet Nut	Stop Screw	Nut Tightening Torque
B40-30DC3	BT 40	.62	3.00	2.75	CN30	029-909	25 ft. lbs.
C40-30DC3	CAT 40	.62	3.38	3.00	CN30	029-909	25 ft. lbs.
C40-30DC5	CAT 40	.62	5.15	3.00	CN30	029-909	25 ft. lbs.
N30-30DC2	NMTB 30	.62	2.50	3.00	CN30	029-909	25 ft. lbs.
N40-30DC2	NMTB 40	.62	2.15	2.75	CN30	BS-20	25 ft. lbs.
PC6-30DC2	PC6**	.62	3.43	3.40	CN30	-	25 ft. lbs.
Stop screw and collet nut included. Order Collet Nut Wrench ECN50W separately. * STYLE 1: Non-removable drive ring. STYLE 2: Removable drive ring. ** For information on Modular Shanks, Extensions and Reductions, refer to Boring.

DA200 COLLET SERIES - .031-.375 (.80-9.5)

Part Number	Taper Type	B	C	D	Collet Nut	Stop Screw	Nut Tightening Torque
B40-20DC2	BT 40	1.10	2.75	2.25	CN20	BS-20	30 ft. lbs.
C40-20DC2	CAT 40	1.10	2.73	2.50	CN20	BS-20	30 ft. lbs.
C40-20DC3	CAT 40	.81	3.00	3.00	ECN75	BS-20	30 ft. lbs.
C40-20DC5	CAT 40	.81	5.00	5.00	ECN75	BS-20	30 ft. lbs.
CH30-20DC2	CHIRON 30 Style 1*	.81	2.00	2.00	ECN75	029-028	30 ft. lbs.
CH30-20DC5	CHIRON 30 Style 1*	.81	5.00	5.00	ECN75	029-028	30 ft. lbs.
N30-20DC2	NMTB 30	.81	2.25	3.00	ECN75	029-028	30 ft. lbs.
N40-20DC2	NMTB 40	.81	2.15	3.00	ECN75	BS-20	30 ft. lbs.
PC6-20DC2	PC6**	.81	3.43	3.40	ECN75	-	30 ft. lbs.
Stop screw and collet nut included. Order Collet Nut Wrench ECN20W separately for CN20 only. All others, order ECN75W. * STYLE 1: Non-removable drive ring. STYLE 2: Removable drive ring. ** For information on Modular Shanks, Extensions and Reductions, refer to Boring.

DA180 COLLET SERIES - .031-.750 (.8-19)

Part Number	Taper Type	B	C	D	Collet Nut	Stop Screw	Nut Tightening Torque
B30-18DC300	BT 30	2.00	3.00	2.00	180CN	BS-18	40 ft. lbs.
B40-18DC3	BT 40	1.44	3.00	3.25	ECN12	BS-18	40 ft. lbs.
C40-18DC2	CAT 40	1.44	2.95	3.00	ECN12	BS-18	40 ft. lbs.
C40-18DC3	CAT 40	1.44	3.38	3.56	ECN12	BS-18	40 ft. lbs.
C40-18DC5	CAT 40	1.44	5.15	4.88	ECN12	BS-18	40 ft. lbs.
C50-18DC3	CAT 50	1.44	3.38	3.30	ECN12	BS-18	40 ft. lbs.
C50-18DC6	CAT 50	1.44	6.15	6.00	ECN12	BS-18	40 ft. lbs.
C50-18DC8	CAT 50	1.44	8.15	5.86	ECN12	BS-18	40 ft. lbs.
CH30-18DC3	CHIRON 30 Style 1*	1.44	3.00	2.75	ECN12	BS-18	40 ft. lbs.
N30-18DC2	NMTB 30	1.44	2.25	3.00	ECN12	BS-18	40 ft. lbs.
N40-18DC2	NMTB 40	1.44	2.15	3.00	ECN12	BS-18	40 ft. lbs.
PC4-18DC2	PC4**	1.44	2.28	1.75	ECN12	-	40 ft. lbs.
PC6-18DC2	PC6**	1.44	3.43	3.00	ECN12	BS-18	40 ft. lbs.
Stop screw and collet nut included. Order Collet Nut Wrench ECN180W separately for 180CN only. All others, order ECN12W. * STYLE 1: Non-removable drive ring. STYLE 2: Removable drive ring. ** For information on Modular Shanks, Extensions and Reductions, refer to Boring.