High Accuracy Er20 Collet for Tool Holder

• After-sales Service: on Line Service
• Warranty: 6 Months
• Logo Printing: Without Logo Printing
• Size: Normal
• Customized: Non-Customized
• Type: Cutting Tool
• Model NO.: ER20 Collet
• Material: Metal
• Certification: CE
• Product Type: Er Spring Collect
• Function: Clamp
• Precision: High Precision
• Controlling Mode: CNC
• Usage: Milling/Drilling/Boring
• Hardness: HRC44-48
• Package: Plastic or Carton Box
• Standard: DIN6499b
• Mqq: 1 PCS
• Transport Package: Plastic Box
• Specification: ER20 collet
• Trademark: Gerzhuo
• Origin: Shandong, China (Mainland)
• Production Capacity: 1, 000, 000 Pieces/Year

Product Description

High Accuracy Er20 Collet for Tool Holder
1, Runout  of our ER collet are within 0.005mm-0.015mmm 
2, ER8, ER11, ER16, ER20, ER25, ER32, ER40 and ER50 collet 
3, Made of high quality steel:65Mn 
4, Packing:inner packing is plastic or paper box,the outer packing is cartons.
5, Supply two kinds of common accuracy: 0.008mm and 0.015mm. The highest accuracy is up to 0.005mm.
6, Inspection:100% collet inspection.

Usage
Used for boring, milling, drilling,tapping, grinding and engraving operation etc.

Technical specifications

Model No.	dH7	D	D1	D2	L	L1	L2	L3	Callapsible capacity
ER8	≥1.0-5.0	8	8.45	6.5	13.5	2.98	1.5	1.2	0.5
ER11	>1.0-7.0	11	11.5	9.5	18.0	3.8	2.5	2.0	0.5
ER16	≥1.0-2.5	16	17	13.8	27.5	6.26	4.0	2.7	0.5
	>2.5-10.0	16	17	13.8	27.5	6.26	4.0	2.7	1.0
ER20	≥1.0-2.5	20	21	17.4	31.5	6.36	4.8	2.8	0.5
	>2.5-13.0	20	21	17.4	31.5	6.36	4.8	2.8	1.0
ER25	≥1.0-2.5	25	26	22.0	34.0	6.66	5.0	3.1	0.5
	>2.5-16.0	25	26	22.0	34.0	6.66	5.0	3.1	1.0
ER32	≥2.0-2.5	32	33	29.2	40.0	7.16	5.5	3.6	0.5
	>2.5-20.0	32	33	29.2	40.0	7.16	5.5	3.6	1.0
ER40	≥3.0-26.0	40	41	36.2	46.0	7.66	7.0	4.1	1.0
ER50	≥6.0-10.0	50	52	46.0	60.0	12.6	8.5	5.5	1.0
	>10.0-34.0	50	52	46.0	60.0	12.6	8.5	5.5	1.2

ER collet set specification

Model	Quantity(Pcs)	Dimension
ER8	9	1-5mm(1,1.5,2,2.5,3,3.5,4,4.5,5mm)
ER11	5	3-7mm(3,4,5,6,7mm), if 7pcs, include 1&2mm
ER16	8	3-10mm(3,4,5,6,7,8,9,10mm)
ER20	6	3-13mm(3,4,6,8,10,13mm)
	11	3-13mm(3,4,5,6,7,8,9,10,11,12,13mm)
ER25	7	4-16mm(4,6,8,10,12,14,16mm)
	15	2-16m(2,3,4,5,6,7,8,9,10,11,12,13,14,15,16mm)
ER32	6	6-20mm(6,8,10,12,16,20mm)
	11	4-20mm(4,5,6,8,10,12,14,15,16,18,20mm)
	18	3-20mm(3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20mm)
ER40	7	6-25mm(6,8,10,12,16,20,25mm)
	15	4-26mm(4,5,6,8,10,12,14,15,16,18,20,22,24,25,26mm)
	23	4-26mm(4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26mm)

Collets ER and ER-UP
Assembling Collet
Insert groove of collet into eccentric ring of the clamping nut at the mark on the bottom of the nut. Push collet in the direction of the arrow until it clicks in place. Screw nut with collet onto toolholder. We recommend tightening the nut with a torque wrench.
Disassembling Collet
After the nut is unscrewed from the toolholder, press on the face of the collet while simultaneously pushing sideways on the back of the collet opposite the mark until it disengages from the clamping nut.



Production process


Delivering and packaging
Paper box or Plastic box/PCS, or as customer's requirement
About 7-20 days


Our service
1.Quality.   
2.Large order fast producing ability.  
3.True manufacturer directly sales.
4.Good communication satisfy you at the best level. 
5.Cooperative spirit cares your marketing strategy.
6.Flexible solutions concerning lower your cost.   
7.Non-stop improving on our major, quality and service. 

Company information
YUCHENG GERZHUO MECHATRONICS TECHNOLOGY Co., Ltd is a competitive private enterprise engaged in production of machine tool parts. Machine tool parts includes varied of series, and full range specification, specialized in advantage of ER collet, tool holders and accessories. We have established long-term friendly cooperation relationships with numerous customers all over the world as following: USA, Sweden, Russia, Spain, France, Italy, Britain, Germany, South-east countries, Latin America countries, Africa countries and so on. 
We guarantee the security and quality of our product by optimized and centralized product selections, and have built strong partnerships with well-known companies in the industry in China. 


Contact information