Drill Bits, Drill Bit Sets, Drill and Tap Combos, Bolt Extractor Sets
Quality Drill Bit Sets for Drilling Pilot Holes, Extracting Broken Bolts, Tapping Threads and More
High speed bits are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Multiple drill bit sizes are available. Quality high speed steel drill bits available in mechanics length.
Gold oxide is a thinner oxide surface treatment than black oxide which is used to identify cobalt steel tools, performance is similar to tools without coating. The round shanks have flats ground onto three sides to reduce slippage of the bit when used in drill chucks.