TMAX 10 pc 1/8 inch M35 Cobalt Jobber Drill Bits with 1/4" Hex Shank

10 pc 1/8 inch M35 Cobalt Jobber Drill Bits for Stainless Steel & Hard Metals, with 1/4" Hex Shank for Quick Chucks, 3-1/4" total length, 2" working length Suitable for drilling stainless steel and various hardened metals such as cast iron, titanium, bronze, aluminium, etc. All drill bits come with one piece 1/4-inch hex shank compatible with standard and quick change chucks and drivers Made from M35 Cobalt steel 135° split point multi-blades drill tip BEST PRACTICE: Drill at a slow speed. The faster a bit spins, the hotter it gets. And heat dulls bits quickly; Apply a coolant or cutting fluid to dissipate heat and lubricate the drill bit; Hold working material steady for greater accuracy and better results.