Irwin® 47408 P520H Full Length Long Ship Auger Bit, 1/2 in Dia, 17 in OAL, 12 in L Hollow Center/Spiral Flute, 5/16 in Shank

Irwin® Ship Auger Bit, Full Length Long, Series: P520H, Drill Style: Auger, 1/2 in Diameter, 17 in Overall Length, Hollow Center/Spiral Flute, 12 in Flute Length, 5/16 in Shank, Hex/Impact Shank, Right Hand Cutting Direction, Steel Cutting Edge, Steel, Bright