DIY Bagder Hair Bristle Shaving Brush
Here's a link to Woodcraft's Badger Hair Bristle Shaving Brush and related Shaving Stuff It looks like a great deal, but please note that you'll need to purchase a 20mm Forstner Bit too. Heck, perhaps the best plan of attack would be to make a couple extra and toss them out on eBay? Let me know if you do that.
FF to around the 3:45 point to skip the ramble.