Combo Drill & Countersink: #4, 5/16" Body Dia, 1180, High Speed Steel MPN:CS35004

The combo drill and countersink are essential tools for various industries like construction, electronics, or aerospace requiring high-precision fastening or joining components together without jeopardizing the workpiece's quality. The #4 size bit ensures perfect holes starting points on different materials, while its 5/16-inch body diameter makes it versatile enough to cater to various applications' needs. Its High-Speed Steel (HSS) construction provides superior resistance against wear and tears prolonging its serviceability, which translates into cost savings as operators do not have to continually replace drill bits due to dullness or breakage caused by excessive heat build-up from frequent use typical with carbon steel counterparts. Professional drilling operators who value performance and reliability will appreciate this combo bit's exceptional quality that delivers outstanding results at all times without compromises, making it the perfect investment for every workshop or construction site.