Product: 10pcs/set ER20 Spring Steel Collet Set for CNC Workholding Engraving Milling Lathe Tool 3mm, 1/8"/4mm/5mm/6mm, 1/4", 8mm, 10mm, 12mm, 1/2"
Brand: Walfront
Color: ColorMap
These spring collets are made of high quality 65Mn spring steel for CNC milling lathe tool and work-holding engraving machine. There are total 10 collets of various sizes in on set which can basic meet your need. Collet must be placed into collet chuck nut before inserting into collet chuck. 
 
 Specifications:
 Material: 65Mn spring steel 
 Model: ER20 
 Height: 30mm 
 OD: 15mm 
 Run-Out Tolerance: <0.008mm 
 Range: 3mm, 1/8", 4mm, 5mm, 6mm, 1/4", 8mm, 10mm, 12mm, 1/2" 
 
 Package Included: 
 10 x ER20 Collets 
 

100% brand new and high grade spring steel, good elasticity, high precision, stable in performance
Cylinder empty knife slot grinding process, more suitable for high-speed processing
Built in self-release design and tools will never get stuck in holder, improving work efficiency
Model: ER20, Height: 30mm, Outside Diameter: 15mm, Run-Out Tolerance: <0.008mm, Range: 3mm, 1/8", 4mm, 5mm, 6mm, 1/4", 8mm, 10mm, 12mm, 1/2"
Suitable for CNC milling lathe tool, work-holding engraving machine, high-speed machines and other processing

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