Diablo Auger Bit DAG3110 1 Inch x 17 1 2 Inch (Self Feeding Dura Tip Dual Cutting Edge For Wood And Nail Embedded Timber Deep Hole Boring) test Brand Husqvarna Model Number 542758256 Brand Husqvarna Model Number 542758256 (F920C) Blade Diameter 20 in 1700 MAX PSI 1 this prevents excessive heat buildup and ensures the self feeding tip maintains its aggressive lead into the wood Brand Diablo Tools Model Number DAG3110 Bit Diameter 1 Inch Total Length 17 1 2 Inches Working Length 13 1 2 Inches Shank Type 7 16 Inch Hex Shank Connection Quick Change Tip Design Self Feeding Dura Tip Cutting Edge Dual Cutting Edge Application Wood and Nail Embedded Wood Pack Quantity 1 Bit Pro Tip: When boring through thick timber