Irwin 1881324 Impact Turbomax Bit Set, 10 Piece SpecialDiscount 5" wheels for most asphalt

5" wheels for most asphalt shingle roofs

Self healing

but below 90 for application

Non slip base

Made from kiln dried hardwood frames

Irwin 1881324 Impact Turbomax Bit Set, 10 Piece SpecialDiscount 5" wheels for most asphaltHighlights: 10 Piece One piece construction withstands higher torque loads than standard quick change bits Exclusive Turbomax tip minimizes walking, delivers 10X faster starts, and stays sharp longer* Made from premium high speed steel with black oxide finish for added corrosion resistance 1 4" quick change shank is designed to work with impact drivers, and reduces slipping in standard drill chucks Includes: 1 8" (2), 9 64", 5 32", 11 64", 3 16", 7