1-3/8" X 6" Spade Type Wood Drilling Bit — Benchmark Abrasives
Irwin Speedbor Spade Drill Bit, 3/4 In. | Brinkmann Hardware
3/4" x 6" Spade Drill Bit (10 pack) - EldoradoTools
GMTOOLS 13 Piece Spade Drill Bit Sets, Paddle Flat Bit for Hole Cutter Woodworking, 1/4" to 1-1/2", Carbon Steel Paddle Flat Bit with Quick Change Shank, Nylon Storage Pouch Included - Amazon.com
Irwin Marples 1-3/4 In. x 3-1/2 In. Reduced Forstner Drill Bit - Hevenor Lumber Co.
Spade Bit Set 6pc - Timberline 604-800, Drill Extensions
HART 3-Piece Hex Shank Spade Bit Set with 5/8”, 3/4” and 1” Spade Bits - Walmart.com
1-3/8" Spade Bit with Spurs - Timberline 608-480 Quick Release Hex Shank
HART 3-Piece Hex Shank Spade Bit Set with 5/8”, 3/4” and 1” Spade Bits - Walmart.com