Home » Specialized Shop Tools » Router Bits1/4 UpSpiral bitPrice: USD $19.95 Out of StockDescription 1/4" Diameter, 2 Flute Up Spiral Carbide Router Bit, 1/4" Shank, 1" Cutting Length, 2-1/2" Total Length. Freud. If you're not using this, you should be. Clean, accurate, fast cuts. Especially with a Jasper Jig. Product ReviewsNo Reviews For This Product.