Irwin 17/32 In. Black Oxide Silver & Deming Drill Bit Brand_SM Prods Will not harm woodwork

Will not harm woodwork

Bi-metal construction with 8 percent cobalt for increased wear resistance

gum and other residues from concrete walks and pavers

Gray cement solvent welds PVC pipe and fittings

Irwin 17/32 In. Black Oxide Silver & Deming Drill Bit Brand_SM Prods Will not harm woodwork135 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.