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| Product name | R8 Collet |
| Material | 65Mn R8 collet |
| Hardness | HRC55-60 |
| Model | Metric and Imperial |

Product name: R8 Collet
Material: 65Mn R8 collet
Model: Metric and Imperial
Product name: R8 Collet
Material: 65Mn R8 collet
Model: Metric and Imperial

Product name: R8 Collet
| Material | 65Mn |
| Hardness | clamping part HRC55-60 elastic part HRC40-45 |
| Type | Round,hex,square. |
| Sizes | 1/8 to 3/4 for inch; 3mm to 20mm for metric. |
| Application | all kinds of milling machine,whose spindle taper hole is R8 |
Technical specification

Type | Clamping range | Weight | |
Mertic (mm) | Inch(in) | ||
Round | 1-20 | 1/16-7/8 | 0.24kg |
Square | 3-13 | 1/8-1/2 | 0.24kg |
Hex | 3-16 | 1/8-5/8 | 0.24kg |
1, R8 collets are sealed by plastic film to keep original accuracy which aims at guarantee achieving
customers' requirement.
2, Single product is packed by plastic box that make it safe.
3, Bulk products are packed by carbon box to ensure reach transportation requirement.

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 will keep improving technology and ourselves to lead industry development and create new marketing value. Make made-in-China become created-in-China.
We supply different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of " Quality first, service first, continuous improvement and innovation to meet the customers" For the management and " Zero defect, zero complaints" As the quality objective. Principle of " Quality first, service first, continuous improvement and innovation to meet the customers" For the management and " Zero defect, zero complaints" As the quality objective.
Our related products for your reference
Product name: ER Collet Product name: DIN6343 Collet
Size: Full size of ER8/11/16/20/25/32/40/50 Size:140e 147e 148e 161e 163e 171e 173e 185e
Material: 65Mn ER Collet Material: 65Mn DIN6343 collet
Hardness: HRC45-48 Hardness: HRC55-60
Accuracy: 0.015mm, 0.001mm, 0.008mm, 0.005mm Accuracy: 0.015mm DIN6343 Collet
Product name: BT ER Collet Chuck Product name: BT APU Collet Chuck
Material: 20CrMnTi Material: 20CrMnTi
Hardness: HRC44-48 Hardness: HRC44-48
Accuracy: 0.005mm Accuracy: 0.005mm
Standard: MAS403 Standard: MAS403

Product name: SK ER Collet Chuck Product name: ER A Clamping nut
Material: 20CrMnTi Material: 40Cr
Hardness: HRC44-48 Hardness: HRC48-52
Accuracy: 0.005mm Type : ER11/16/20A
Standard: DIN69871 Standard: DIN6499

Product name: ER Type Spanner Wrench Product name: SK Collet
Material: 40Cr Size: SK6/10/13/16/20/25
Hardness: HRC32-36 Material: 65Mn SK collet
Type : ER25UM, ER32UM, ER40UM Hardness: HRC44-48
Standard: DIN6499 Accuracy: 0.008mm, 0.005mm SK Collet
Q: Are you manufacturer or Trader?
A: We are the manufacturer specialized in CNC machine accessories including collets, collet chucks and related
accessories, and we organized an professional trading team for global business.
Q: Do you accept OEM service
A: We can offer OEM service based on your specific requirement.
Q: Can you offer sample?
A: We can offer samples for custom’s testing.
Q: What is your lead time?
A: It depends on customers’ item requirement and quantity.
Q: How do you guarantee your output quality?
A: We take three times inner test before transfer to testing center. Additionally two more times testing
procedure in testing center by Germany professional testing equipment.
Q: Which countries have you exported?
A: Our business expanded to all over the world, and our main market are North American, Latin American, East Europe,
German, UK, South Asia, Southeast Asia, Taiwan, Middle East.
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