Ideal for collet or chuck conversion 1/2" to 1/4" ; Inner Diameter: 6.35 mm/ (1/4) Inch. Outside Diameter: 12.7mm/ (1/2) Inch .
The router conversion sleeve tool used for turning mechanica wood carving milling chuck connector from 1/2" to 1/4" .
The 1/2 inch to 1/4 inch router collet adapter made of high quality carbide material,high strength and strong shock resistance.
Easy to use, just slide it into your current collet and tighten as usual.
This router collet adapter is an excellent choice for bad chuck or old chuck replacement.

Item Name:1/2 to 1/4 Router Collet Adapter
Material: Carbon Steel
Color: Black
Inner Diameter: 6.35 mm/0.25Inch
Outside Diameter: 12.7 mm/0.5Inch
Height:28mm
Quantity:6Pcs
Weight: 112g/6Pcs

Package Includes:
6 x Router Collet Adapter