Irwin 13/16 In. Black Oxide Silver & Deming Drill Bit Numbers & Symbols Shackle diameter 5/16”

Shackle diameter 5/16”

Accommodates 1 hammer arrestor

centipedes

Convenient bit storage secures 6 double ended bits for organization completely within the CODE BLUE® comfort grip

Irwin 13/16 In. Black Oxide Silver & Deming Drill Bit Numbers & Symbols Shackle diameter 5/16”135 deg. split point for no slip starting on hard materials. Parabolic flute design for improved heat dissipation and increased life. Industrial M7 grade steel for high performance drilling in metal, wood, and plastic. Black oxide coated for longer life and greater resistance to wear. Jobbers length. For drilling through metal, wood, fiberglass, stainless steel.