Available in most ER collet sizes, our collet chuck adapters are produced from mill-certified, hardened, alloy steel. Tapers are held to AT3 and cavities are concentric within .0002”. All collet chuck adapters come with a collet nut. Collet chuck adapters require a retention knob fitted to your machine specifications.

Retention knobs, collet chuck extensions, collets, and additional collet nuts all available for sale and same day shipment.