This WoodRiver HSS bit is designed to meet the needs of pen makers. The precision ground bit starts cleanly and limits exit hole chip-out. Features include deep smooth flutes for superior chip extraction and extra sharp lands and flutes, which provide precision sized holes in your pen blanks to avoid ruining blanks. Bits with shanks 31/64" and 11mm or larger have shanks reduced to 7/16".About Us: Founded in Boston in 1928, Woodcraft's operations were moved to Parkersburg, West Virginia in 1989. It's been over 90 years since Woodcraft first began selling high quality woodworking tools and supplies out of a one room shop in Boston's North End, and Woodcraft is still firmly committed to providing woodworkers with superior products and expert advice. We are America’s leading supplier of saws, hand planes, power tools, hand tools, wood stain and finishes, routers, sanding supplies, wood, wood turning project kits, dust collection, and wood carving tools. We also offer a wide selection of woodworking plans, books and videos. Our family of brands includes WoodRiver, Highpoint, Woodcraft, Pinnacle and Woodcraft Magazine.