Hyjoy 14-Piece M35 Cobalt Drill Bit Set for Steel, Hard Metals Cast Iron, Jobber Length with 1/4" Shank, SAE Sizes 1/16" to 1/4"

M35 Cobalt steel ground jobber drill bits for enhanced durability and longevity 【Effective Design】 135° split point two-blades drill tip for self-centering and Multi-Purpose Use: Suitable for steel and various hardened metals such as cast iron, bronze, aluminum, etc. 【Integrated Shank】1/4-inch shank with standard and quick change chucks and drivers. 7/32, 15/64, 1/4-inch drill bits feature 1/4-inch shank Common Sizes: Includes sizes: 1/16", 5/64", 3/32", 7/64", 1/8" (x2), 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4". Packaged in storage rail engraved with sizes for .