Irwin WeldTec 5/8 In. x 17 In. Quick Change Ship Auger Bit Bird Food It is made of drop

It is made of drop forged steel for strength and durability with a clear coat head to resist rust

Black phosphate finish for corrosion resistance

Bull point for general chiseling and braking good for demolition work and starting holes in concreteHigh carbon alloy steelPrecision hardening maximizes steel strength into core of chisel

One size approved to handle up to 4" vent pipe

and other industrial work

Irwin WeldTec 5/8 In. x 17 In. Quick Change Ship Auger Bit Bird Food It is made of dropBits are made stronger and last longer because a harder cutting edge is welded to the base material. 2X nail cutting life compared to standard Irwin ship augers. Patent Pending welded cutting edge for increased durability. Aggressive screw pitch for faster drilling. Wide flutes for maximum chip removal. Quick change impact shank for fast bit changes. Fully forged body on bits 3 4' diameter and larger for durability. Tubed.