Drill America 5/8" Bridge/Construction Reamer with 1/2" Shank, DWR Series & KFDRSD9/16 9/16" Reduced Shank High Speed Steel Black & Gold KFD Drill Bit with 1/2" Shank, KFD Series
Product 1: Bridge Reamers are also called Construction Reamers
Product 1: Bridge reamers are used to align existing holes prior to bolt or rivet installation
Product 1: Point is tapered to permit entry into overlapping holes
Product 1: Short length facilitates use in areas with limited access with three symmetrically placed flats on shank provide positive grip in portable electric and pneumatic tools.
Product 2: High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
Product 2: Gold and black surface treated for use in stainless steel and other hard metal drilling
Product 2: Round shanks allow use with a wide variety of toolholding systems
Product 2: When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging