Vintage Drill Bit Lot (3) Auger Wood Boring Spade Bit Tool Japan 1/2" 3/4”

I picked these up recently in a huge estate sale and decided to list them here. I don’t know much about them, but they look like they’ve hardly (if ever) been used.Medium-fast screw point Ideal for general wood boring applicationsFull-length heat treated bit guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occursMade in JapanBin#5 faultless for everyday use. supreme materials and excellent craftsmanship ensure long-lasting durability.