Bridgeport Ja Quill Master Milling Attachment, 1/2" Drive, 3/16" Collet Capacity

The Bridgeport Type Ja Quill Master is a specialized milling attachment designed for small milling, drilling, and boring operations in confined areas or at various angles. This tool mounts by clamping directly onto the quill of a milling head. It features a 1/2 inch diameter drive shaft, typically driven by an R8 collet within the spindle. The unit is compatible with collets having a 3/16 inch diameter capacity.