Dubbing Spinner Set w/ Hair Packer, A turbo dubbing tool with 3 different head tools for spinning dubbing and other materials. Hareline's dubbing spinner set is a 4-in-1 fly tying tool. This high quality dubbing twister features three interchangeable screw-on heads to match every situation you'll have when working with dubbing loops. The brass wheel rotates smoothly, independent of the handle, for fast and easy operation. Integrated into the knurled-grip handle is a hair packer slot.