Includes 3 most popular sizes of speed auger and 2 flat wood bits Speed augers each have four flutes for rapid chip ejection and cleaner drilling The flat wood bits are ideal for drilling larger holes Ideal for use with impact drivers to further reduce overall tool and drill working length Included componets - 16.0 x 159mm 4 Cutter Speed Auger (Qty 1) 20.0 x 159mm 4 Cutter Speed Auger (Qty 1) 25.0 x 159mm 4 Cutter Speed Auger (Qty 1) 32.0 x 152mm Flat Wood Bit (Qty 1) 40.0 x 152mm Flat Wood Bit (Qty 1), Weight: 0.3527396192 pounds, Manufacturer: TIMCO