Er Spring Collet Chuck for Tool Holder Er Collect for CNC Engraving Machine Lathe Mill Tool

• Application: Milling Machine, Drilling Machine, Boring Machine
• Material: Spring Steel
• Type: Er8-Er50
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DS ER Collet
• Standard: DIN6499b
• Accuracy: 0.015mm,0.008mm,0.005mm
• Hardness: HRC44-48
• MOQ: 1 PCS
• Transport Package: Hard Carton Box
• Specification: ER8-ER50
• Trademark: DS
• Origin: China
• HS Code: 84661000
• Production Capacity: 100000/Month
• Package Size: 30.00cm * 30.00cm * 16.00cm
• Package Gross Weight: 8.000kg

Product Description

Products Description

Specifications:

* Steel - SUJ 2
* H.R.C. 46
* Taper - 8°
* Surface Roughness Rz 2.5
* Internal hole by boring machine
* Clamping capacity:

* ER8, ER11 - 0.5mm (.020")
* ER16, ER20, ER32, ER40, ER50 - 1.0mm (.039")
* Compatible with DR, RD, ESX, AR, & BR Series Collets
* Degree of concentricity exceeds the DIN standard. 100% examined to:
*HP (high-precision grade) TIR < 0.008mm (0.0003")

*UP (ultra-precision grade) TIR < 0.005mm (0.0002")

Benefits:

* Low noise operation
* Ultra Precision Collet is balanced for reduced vibration at high speed to extend tool life
* More accurate cutting and higher kerf fidelity
* Compatible with carbide microtools

ER Ultra Precision Spring Collets - size table

ER 8	ER 11	ER 16	ER 20	ER 25	ER 32	ER 40	Range inch	Range mm	Shank
04208 - 1/16	04211 - 1/16	04216 - 1/16	04220 - 1/16		04232 - 1/16		.043 - .062"	1,1-1,6	1/16"
	04211 - 3/32	04216 - 3/32	04220 - 3/32	04225 - 3/32	04232 - 3/32		.054 - .093"	1,4-2,4	3/32"
04208 - 1/8	04211 - 1/8	04216 - 1/8	04220 - 1/8	04225 - 1/8	04232 - 1/8	04240 - 1/8	.086 - .125"	2,2-3,2	1/8"
	04211 - 5/32	04216 - 5/32	04220 - 5/32	04225 - 5/32	04232 - 5/32	04240 - 5/32	.117 - .156"	3,0-4,0	5/32"
04208 - 3/16	04211 - 3/16	04216 - 3/16	04220 - 3/16	04225 - 3/16	04232 - 3/16	04240 - 3/16	.148 - .187"	3,8-4,7	3/16"
	04211 - 7/32	04216 - 7/32	04220 - 7/32	04225 - 7/32	04232 -7/32	04240 - 7/32	.179 - .218"	4,5-5,5	7/32"
	04211 - 1/4	04216 - 1/4	04220 - 1/4	04225 - 1/4	04232 - 1/4	04240 - 1/4	.211 - .250"	5,4-6,4	1/4"
		04216 - 9/32	04220 - 9/32	04225 - 9/32	04232 - 9/32	04240 - 9/32	.242 - .281"	6,1-7,1	9/32"
		04216 - 5/16	04220 - 5/16	04225 - 5/16	04232 - 5/16	04240 - 5/16	.273 - .312"	6,9-7,9	5/16"
		04216 - 11/32	04220 - 11/32	04225 - 11/32	04232 - 11/32	04240 - 11/32	.304 - .343"	7,7-8,7	11/32"
		04216 - 3/8	04220 - 3/8	04225 - 3/8	04232 - 3/8	04240 - 3/8	.336 - .375"	8,5-9,5	3/8"
		04216 - 13/32	04220 - 13/32	04225 - 13/32	04232 - 13/32	04240 - 13/32	.367 - .406"	9,3-10,3	13/32"
			04220 - 7/16	04225 - 7/16	04232 - 7/16	04240 - 7/16	.398 - .437"	10,1-11,1	7/16"
			04220 - 15/32	04225 - 15/32	04232 - 15/32	04240 - 15/32	.429 - .468"	10,9-11,9	15/32"
			04220 - 1/2	04225 - 1/2	04232 - 1/2	04240 - 1/2	.461 - .500"	11,7-12,7	1/2"
				04225 - 17/32	04232 - 17/32	04240 - 17/32	.492 - .531"	12,5-13,5	17/32"
				04225 - 9/16	04232 - 9/16	04240 - 9/16	.523 - .562"	13,3-14,3	9/16"
				04225 - 19/32	04232 - 19/32	04240 - 19/32	.554 - .593"	14,1-15,1	19/32"
				04225 - 5/8	04232 - 5/8	04240 - 5/8	.586 - .625"	14,9-15,9	5/8"
					04232 - 21/32	04240 - 21/32	.617 - .656"	15,7-16,7	21/32"
					04232 - 11/16	04240 - 11/16	.648 - .687"	16,5-17,4	11/16"
					04232 - 23/32	04240 - 23/32	.679 - .718"	17,2-18,2	23/32"
					04232 - 3/4	04240 - 3/4	.711 - .750"	18,1-19,1	3/4"
						04240 - 7/8	.836 - .875"	21,2-22,2	7/8"
						04240 - 1	.961 - 1.00"	24,4-25,4	1"

CNC Collet Identification

ER Collet	L	D	Torque Spec
ER 8	13mm (.51")	8.5mm (.33")	-
ER 11	18mm (.708")	11.5mm (.45")	23 Nm (17 ft/lbs)
ER 16	27.5mm (1.08")	17mm (.67")	58 Nm (43 ft/lbs)
ER 20	31.5mm (1.24")	21mm (.83")	87 Nm (64 ft/lbs)
ER 25	34mm (1.34")	26mm (1.02")	110 Nm (81 ft/lbs)
ER 32	40mm (1.57")	33mm (1.3")	145 Nm (107 ft/lbs)
ER 40	46mm (1.81")	41mm (1.61")	161 Nm (119 ft/lbs)
ER 50	60mm (2.36")	52mm (2.05")	-

 

ER Collet Style

 

 

 

 

 

Why Choose Us

1, OEM&ODM.
2, 100% Product quality protection.
3, 100% On-time delivery.
4, Outstanding R&D team.
5, Over 20 years experience in Solid carbide cutting tool industry.
6, High precision CNC production line.
7, Absolutely strict inspection.

FAQ

Q: Are you trading company or manufacturer ?
A: We are professional manufacturer,have more than 15 years experience in this field.

Q: Is free shipping possible?
A: We don't offer free shipping service,but we will give you some discount if you buy large quantity products.
And we have cooperation Express Companies,can offer you the best price of shipping cost.

Q: Can you send products to our Forwarder in China?
A: Yes,if you have Forwarder in China,we will glad to send products to him/her.

Q: Can you produce Special carbide Tools ?
A: Yes We can. From 2013 year. Our factory main market change from standard end mills to special tools. Special tools according to your drawing and sample.