2-1/8" Heavy Duty Wood Drilling Self-Feed Bit The DeWalt 2-1/8" heavy duty wood drilling self-feed bit is an extremely durable and useful attachment. Use this to increase your drilling efficiency and decrease your work time. Superior build quality means you will be using this bit for years with minimal wear and tear. A must have for any professional or do-it-yourselfer. Features: Aggressive spur provides fast material penetration Optimized cutting geometry provides longer bit life Open tooth design allows for more resharpenings 7/16" Ball groove shank for quick change applications DEWALT is firmly committed to being the best in the business, and this commitment to being number one extends to everything they do, from product design and engineering to manufacturing and service.
From the Manufacturer
DeWalt DW1637 2-1/8-Inch Bit with 7/16-Inch Shank Selfeed Bit