• Home
• Corporate
  • Our Company
  • Leadership
  • Corporate ID
  • ISO
• Products
  • Product Lines
  • Toolholding
  • Tapping
  • Boring
  • Driven & Static
  • Workholding
  • Presetting
  • Featured Products
  • PDF Downloads
• Events
  • Trade Shows
• Service
  • Service Center
• News
  • News Releases
• Contact
  • Information Request
  • Corporate Contact
  • Employment
  • Distributor Login

Home / Products / Toolholding / Milling Holders / End Mill Holders / Weldon Style - Metric

End Mill Holders

Weldon Style - Metric

---

CHIRON STYLE 1: Non-removable drive ring. CHIRON STYLE 2: Removable drive ring. For information on Modular Shanks, Extensions and Reductions, refer to Boring.

6MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	H	Set Screw	Tight Torque
B40-M06EM2	BT40	2	-	Double	6mm	.88	2.25	3.13	.38	-	-	029-018	7 ft. lbs
BT40-M06EM100	BT40	1	-	Double	6mm	.98	3.94	-	.71	-	-	029-933	7 ft. lbs
BT50-M06EM63	BT50	1	-	Double	6mm	.98	2.48	-	.71	-	-	029-933	7 ft. lbs
BT50-M06EM100	BT50	1	-	Double	6mm	.98	3.94	-	.71	-	-	029-933	7 ft. lbs
C40-M06EM2	CAT 40	2	C40B-M06EM2	Double	6mm	.88	2.50	3.50	.38	-	-	029-018	7 ft. lbs
C50-M06EM2	CAT 50	2	-	Double	6mm	.88	2.50	4.25	.44	-	-	029-018	7 ft. lbs

8MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	H	Set Screw	Tight Torque
B40-M08EM2	BT40	2	-	Double	8mm	1.00	2.25	3.13	.44	-	-	029-018	9 ft. lbs.
BT40-M08EM100	BT40	1	-	Double	8mm	1.10	3.94	-	.71	-	-	029-934	9 ft. lbs
BT50-M08EM63	BT50	1	-	Double	8mm	1.10	2.48	-	.71	-	-	029-934	9 ft. lbs
BT50-M08EM100	BT50	1	-	Double	8mm	1.10	3.94	-	.71	-	-	029-934	9 ft. lbs
C40-M08EM2	CAT 40	2	C40B-M08EM2	Double	8mm	1.00	2.50	3.50	.44	-	-	029-018	9 ft. lbs
C50-M08EM2	CAT 50	2	-	Double	8mm	1.00	2.50	4.25	.44	-	-	029-018	9 ft. lbs

10MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	Set Screw	Tight Torque
B40-M10EM2	BT40	2	-	Double	10mm	1.00	2.25	3.13	.75	029-902	12 ft. lbs
BT40-M10EM100	BT40	1	-	Double	10mm	1.378	3.94	-	.79	029-935	12 ft. lbs
BT50-M10EM65	BT50	1	-	Double	10mm	1.378	2.56	-	.79	029-935	12 ft. lbs
BT50-M10EM100	BT50	1	-	Double	10mm	1.378	3.94	-	.79	029-935	12 ft. lbs
C40-M10EM2	CAT 40	2	C40B-M10EM2	Double	10mm	1.00	2.50	3.50	.75	029-902	12 ft. lbs
C50-M10EM2	CAT 50	2	-	Double	10mm	1.00	2.50	4.25	.75	029-902	12 ft. lbs

12MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	Set Screw	Tight Torque
B40-M12EM2	BT40	2	-	Double	12mm	1.25	2.25	3.13	.88	029-917	17 ft. lbs
BT40-M12EM100	BT40	1	-	Double	12mm	1.65	3.94	-	.89	029-936	17 ft. lbs
BT50-M12EM80	BT50	1	-	Double	12mm	1.65	3.15	-	.89	029-936	17 ft. lbs
BT50-M12EM100	BT50	1	-	Double	12mm	1.65	3.94	-	.89	029-936	17 ft. lbs
C40-M12EM2	CAT 40	2	C40B-M12EM2	Double	12mm	1.25	2.62	3.50	.88	029-917	17 ft. lbs
C50-M12EM2	CAT 50	2	-	Double	12mm	1.25	2.62	4.25	.88	029-917	17 ft. lbs

14MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	Set Screw	Tight Torque
B40-M14EM2	BT40	2	-	Double	14mm	1.25	2.25	2.00	.88	029-917	17 ft. lbs
C40-M14EM2	CAT 40	2	C40B-M14EM2	Double	14mm	1.5	2.62	3.50	.88	029-917	17 ft. lbs
C50-M14EM2	CAT 50	2	-	Double	14mm	1.5	2.62	4.38	.88	029-917	17 ft. lbs

16MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	Set Screw	Tight Torque
B40-M16EM2	BT40	2	-	Double	16mm	1.50	2.25	2.13	.94	029-918	31 ft. lbs
BT40-M16EM100	BT40	1	-	Double	16mm	1.89	3.94	1.93	.95	029-937	31 ft. lbs
BT50-M16EM80	BT50	1	-	Double	16mm	1.98	3.15	-	.95	029-937	31 ft. lbs
BT50-M16EM100	BT50	1	-	Double	16mm	1.98	3.94	-	.95	029-937	31 ft. lbs
C40-M16EM2	CAT 40	2	C40B-M16EM2	Single	16mm	1.50	2.75	2.13	.94	029-918	31 ft. lbs
C50-M16EM3	CAT 50	2	-	Single	16mm	1.50	3.75	2.13	.94	029-918	31 ft. lbs

20MM

Part Number	Taper Type	Series	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	Set Screw	Tight Torque
B40-M20EM3	BT40	2	-	Double	20mm	1.75	3.38	2.25	1.00	029-925	43 ft. lbs
BT40-M20EM100	BT40	1	-	Double	20mm	2.047	3.94	2.01	.98	029-938	43 ft. lbs
BT50-M20EM80	BT50	1	-	Double	20mm	2.047	3.15	2.01	.98	029-938	43 ft. lbs
BT50-M20EM100	BT50	1	-	Double	20mm	2.047	3.94	2.01	.98	029-938	43 ft. lbs
C40-M20EM3	CAT 40	2	C40B-M20EM3	Single	20mm	1.75	3.50	2.25	1.00	029-925	43 ft. lbs
C50-M20EM3	CAT 50	2	-	Single	20mm	1.75	3.75	2.25	1.00	029-925	43 ft. lbs

25MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	H	Set Screw	Tight Torque
BT40-M25EM35	BT40	1	-	Double	25mm	2.165	1.38	2.32	.95	-	-	029-941	69 ft. lbs
BT40-M25EM4	BT40	2	-	Double	25mm	2.00	4.00	3.00	1.13	1.00	-	029-926	69 ft. lbs
BT50-M25EM100	BT50	1	-	Double	25mm	2.56	3.94	2.32	.95	.98	-	029-939	69 ft. lbs
C40-M25EM4	CAT 40	2	C40B-M25EM4	Single	25mm	2.00	4.00	3.00	1.13	1.00	-	029-926	69 ft. lbs
C50-M25EM4	CAT 50	2	-	Single	25mm	2.00	4.00	3.00	1.13	1.00	-	029-926	69 ft. lbs

32MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	Set Screw	Tight Torque
B40-M32EM4	BT40	2	-	Double	32mm	2.50	4.00	2.60	1.13	1.00	029-922	69 ft. lbs
BT40-M32EM70	BT40	1	-	Double	32mm	2.835	2.76	2.48	.95	-	029-940	69 ft. lbs
BT50-M32EM105	BT50	1	-	Double	32mm	2.835	4.13	2.48	.95	1.10	029-940	69 ft. lbs
C40-M32EM4	CAT 40	2	C40B-M32EM4	Single	32mm	2.50	4.00	2.60	1.13	1.00	029-922	69 ft. lbs
C50-M32EM4	CAT 50	2	-	Single	32mm	2.50	4.00	2.60	1.13	1.00	029-922	69 ft. lbs

40MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	Set Screw	Tight Torque
BT40-M40EM110	BT40	1	-	Double	40mm	3.15	4.33	2.87	1.18	1.3	029-940	69 ft. lbs
BT50-M40EM120	BT50	1	-	Double	40mm	3.15	4.72	2.87	1.18	1.26	029-940	69 ft. lbs
C50-M40EM4	CAT 50	2	-	Single	40mm	2.75	4.00	3.25	1.13	1.00	029-922	69 ft. lbs

50MM

Part Number	Taper Type	Style	Flange Coolant	Ends	A (Dia.)	B (Dia.)	C	D	E	F	Set Screw	Tight Torque
BT50-M50EM125	BT50	1	-	Double	50mm	3.94	4.92	3.27	1.38	1.38	029-962	125 ft. lbs