Irwin 9/16 In. Black Oxide Silver & Deming Drill Bit Bar Clamp OSPHO causes iron oxide (rust)

OSPHO causes iron oxide (rust) to chemically change to iron phosphate an inert

of Schedule 40 iron pipe or Schedule 40 PVC

Drains automatically upon water shutoff

secure connections with easy-on wing-type design providing positive continuity between conductors

clear leak seal spray

Irwin 9/16 In. Black Oxide Silver & Deming Drill Bit Bar Clamp OSPHO causes iron oxide (rust)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.