Subland Drill Bit: for 5/16-24 Screws, 0.272" Drill, 0.4063" Step, 5-1/4" OAL MPN:370 5/16-24

The subland step drill bit is specifically designed for through hole drilling applications and features multiple spiral flutes that allow for fast material removal while maintaining accuracy. Its tapered web improves the cutting action and prevents walking, making it suitable for steel, stainless steel, and aluminum. Its 5/16-24 thread pattern is commonly used in automotive, aviation, marine industries among others, ensuring its usefulness in various professional applications where accurate fastening is necessary. In summary, the subland step drill bit delivers unmatched performance in precision drilling tasks, making it a valuable tool for manufacturers, mechanics or hobbyists.