1-1/2 Inch Forstner Drill Bit Hex Shank, Wood Drill Bit With, 1 1/2 Forstner Bit ? Specifications: CORTOOL 1-1/2 Inch Forstner Drill Bit Hex Shank, Wood Drill Bit with Multi Sided Shank, Wood Drilling Forstner Bit ? Features: 3/8" Hex Shank is easy to install and tighten ,prevent the bit from slipping. Extra sharp cutting spurs is especially designed for cutting through hard and soft wood or other materials smoothly and efficiently. ? Great performance: Easily make flat-bottomed and pocket holes with no chipping on any wood or wood products, plastic, polywood and other materials during processing or installation. ? High quality: Good material assures toughness and good resistance to shock,reduces cutting time. ? Application: Hex shank fits any electric power machines and drill presses.