Suitable for 6mm collet chucks.
![collet chuck](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
Shaft Diameter: 6mm, Total Length: 16.5mm, Large Head Diameter: 11.8mm, Small Head Outer Diameter: 10mm
Suitable for automobile, mold making, machine manufacturing, etc.Application: Suitable for installation and modification of carving machines, trimming machines, milling and wood milling carving heads, extending the usage range of fixed carving heads.