Irwin® 314015 Black Oxide Drill Bit Set, 15-Piece FREE SHIPPING Reduces pressure build up &

Reduces pressure build up & harmful pressure spikes in closed water systems

hard-to-reach or awkward cuts easy

High-visibility yellow molded clad exterior

but flexible 20 gauge steel

Irwin® 314015 Black Oxide Drill Bit Set, 15-Piece FREE SHIPPING Reduces pressure build up &Irwin Black Oxide Drill Bit Set features black oxide coating that resists corrosion, helps prevent bit from rusting. 135 degree split point prevents walking. Flatted shanks above 11 64" eliminates slippage in drill chuck. Reduced shank above 3 8" allows the use of larger drill bits in a 3 8" chuck. Includes an Irwin Pro Set Case made of durable molded ABS resin, so it can hold up to anything the jobsite throws at it. Case includes a full length metal