Diablo 3/8 In. x 17-1/2 In. Auger Bit Recessed Fixture Trim The Thunderbolt web features a

The Thunderbolt web features a thicker core than a standard drill bit to provide ultimate strength and protect against side-load breakage

5 gpm @ 60 psi

Ready to use: This 1

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Proprietary steel and heat treat process for maximum strength and durability

Diablo 3/8 In. x 17-1/2 In. Auger Bit Recessed Fixture Trim The Thunderbolt web features aTwo step cutting action for precise, clean holes in wood drilling applications Dura Tip for extreme durability in nail embedded wood Dual cutting edge design for effortless, smooth hole drilling in nail embedded wood Deep flutes for fast chip removal 7 16 In. hex quick change shank increases stability and durability in cordless & corded impact wrenches and drill drivers